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"3 Laws of Robotics" poster
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Adafruit Item #: ADA-1062 -

This glossy poster featuring ADABOT and Asimov's three laws of robotics measures 18 x 24 inches. Comes packed in a cardboard tube for shipping. MADE IN THE USA! A robot may not injure a human being or, through inaction, allow a human being to come to harm. A robot must obey the orders given to it by human beings, except where such orders would conflict with the First Law. A robot must protect its own existence as long as such protection does not conflict with the First or Second Laws. - Isaac...

12mm Diameter Linear Bearing Pillow Block
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Price: $11.33
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Adafruit Item #: ADA-1183 -

Make your robot or CNC move on our Aluminum Slide Rail with this sliding linear ball-bearing platform AKA pillow block. The slider is 39mm x 36mm and has four holes tapped for M5 machine screws so you can attach pretty much anything you want. This slider has a plastic interior with small metal ball bearings to make it slide easily and smoothly. The platform won't come off the railing but it does rotate a bit around so for best stability, use two support rails. Often times, CNC projects will...

15A Single DC Motor Driver
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Price: $49.20
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DFRobot Item #: DRI0042 -

This is an ultra small size DC motor driver for room limited projects, while the impressive IC - LM2575 could provide a powerful way to drive 36V@15A motors. Also its UVLO (Under Voltage Latch-Out) feature provides a safe guard for your system. Besides all, it is very considerate to own an 5V output for Arduino or any other devices, and its interface is ESD (electro-static discharge) protection.|Specification| Voltage supply: DC 12 ~ 36 V Voltage supply limit: 6.5 ~ 40 V Control signal Level...

2WD miniQ Robot Chassis
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Price: $69.76
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DFRobot Item #: ROB0049 -

2WD miniQ robotic platform is especially designed for students and hobbyists. It's versatile and small, suitable for most indoors applications. It features high quality and powerful metal gear motors which make it a speedy robot. It is ideal for maze competition and educational courses, and is very easy to assemble, check out our assembly video below. Only requires 8 screws to get the job done and you can use our sample codes on our Wiki pages.If you are planning to get started building a...

3V - 24V Big Torque Gear Motor
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Price: $25.39
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Elecrow Item #: EL-RPL13701S -

    This is a 3V - 24V selectable (6V - 9V is the best), 77RPM Big Torque Gear Motor. It is a powerful gear motor with a 125:1 metal gearbox. This motor is very suitable for the self balance car project. You can find the wheel set include this motor in here.      Specification Gear Ratio: 1:125 No-load speed: 77RPM Torgue (MAX): 5Kgcm Power: 1W Weight: 86g ...

3x4 Right Angle Male Header - 4 pack
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Price: $5.62
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Adafruit Item #: ADA-816 -

Three rows in a right angle header!? Yes! These chunks of 0.1" header has yet-another-row - handy for when you want to connect cables that come in sets of three, like perhaps sensors, or servos. These plug into any standard 0.1" spacing perf-boards or other PCBs and work nicely with our female-ended wire sets. Comes in a set of four pieces, each piece is 3 rows by 4 rows. You can stack these next to each other in any direction. We think these are a great addition to our 16-channel PWM/Servo...

4WD Suspension Chassis Smart Shock Absorption Car
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Price: $75.48
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Elecrow Item #: EL-RBP53575C -

It�s a suspension damping car with four wheels and two layers thickness of 3mm acrylic board as main body but also you can choose a layer which is up to you. The acrylic board reserves hole positions for the power button which looks nice and fixes conveniently. Besides there are four rubber 65mm-diameter tires and four strong magnetic motors with shock mitigation system. They are light in weight and suitable for all kinds of terrain. This unique shock mitigation ability ensures that the car...

5mm Brass Motor Wheel Coupler With Screw
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Price: $2.98
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Elecrow Item #: EL-RPL00401S -

This is 5mm Brass Motor Wheel Coupling Coupler in moved robot.It is high quality.It can be used in electric car toy, robot, etc. You can find the matched wheel in here.      Specification Material: Brass Length: 17mm Inner Diameter: 5mm Screw Aperture: 4mm      ...

6 DOF Robotic Arm
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Price: $449.45
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DFRobot Item #: ROB0036 -

Robotic arm has been covered a variety of fields, including manufacturing industry, medical treatment, security control and other application. It plays as an assistant, an operator or even a work partner, like “Jarvis”!DFLG6DOF is a bionic robotic arm, it consists of six servo motors, corresponding to the arm, elbow, wrist (2 degrees of freedom), five joints and one rotating base in all. Each joint can move in a certain range, and the base can be rotated about 180 degrees. With 24...

65mm Tire Wheel
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Price: $3.87
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Elecrow Item #: EL-RPL06501S -

    This is 65mm tire wheel.The car hub is made of the reinforced nylon material.The rubber of the tire is high quality and a little soft.It is wear-resisting and antiskid.It is plating color.The paint will not fall down. You can find the matched Coupler in here. SpecificationOuter diameter: 65mmWidth: 27mmInner diameter hexagonal-to-edge distance: 12mm     ...

8mm Diameter Linear Bearing Pillow Block
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Price: $28.47
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Adafruit Item #: ADA-1180 -

Make your robot or CNC move on rails super fast with a linear bearing platform. The platform is 34mm x 58mm and has four holes tapped for M4 machine screws so you can attach pretty much anything you want. All you need to get started is two 8mm supports and a precision-ground 8mm rod. Often times, CNC projects will have two of these on opposite sides to support a larger platform. Comes as a single bearing. We have a bunch of bearings, supports and platforms that you may want to use with an 8mm...

ADABOT "Make Robot Friend" Poster
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Adafruit Item #: ADA-2415 -

Here at Adafruit, we envision a future where robots, humans, cyborgs, replicants, cylons, and all other types of artificial intelligence and electro-human hybrids will live in absolute harmony. While we love a great fictional dystopia, we certainly wouldn't want to live in one. That's why we made this glossy, beautiful poster that's designed by artist Bruce Yan. It features a smiling ADABOT holding hands with two human friends. Along the top reads the simplest robotics maxim we could think of...

Adafruit 16-Channel 12-bit PWM/Servo Driver - I2C interface
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Adafruit Item #: ADA-815 -

You want to make a cool robot, maybe a hexapod walker, or maybe just a piece of art with a lot of moving parts. Or maybe you want to drive a lot of LEDs with precise PWM output. Then you realize that your microcontroller has a limited number of PWM outputs! What now? You could give up OR you could just get this handy PWM and Servo driver breakout. When we saw this chip, we quickly realized what an excellent add-on this would be. Using only two pins, control 16 free-running PWM outputs! You can...

Adafruit 16-Channel 12-bit PWM/Servo Shield - I2C interface
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Price: $33.33
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Adafruit Item #: ADA-1411 -

You want to make a cool Arduino robot, maybe a hexapod walker, or maybe just a piece of art with a lot of moving parts. Or maybe you want to drive a lot of LEDs with precise PWM output. Then you realize that the Arduino has only a few PWM outputs, and maybe those outputs are conflicting with another shield! What now? You could give up OR you could just get our handy PWM and Servo driver shield. It's just like our popular PWM/Servo Breakout but now Arduino-ready and works with any Arduino that...

Adafruit DRV2605L Haptic Motor Controller
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Price: $15.14
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Adafruit Item #: ADA-2305 -

The DRV2605 from TI is a fancy little motor driver. Rather than controlling a stepper motor or DC motor, its designed specifically for controlling haptic motors - buzzers and vibration motors. Normally one would just turn those kinds of motors on and off, but this driver has the ability to have various effects when driving a vibe motor. For example, ramping the vibration level up and down, 'click' effects, different buzzer levels, or even having the vibration follow a musical/audio input. This...

Adafruit Motor/Stepper/Servo Shield for Arduino v2 Kit
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Adafruit Item #: ADA-1438 -

The original Adafruit Motorshield kit is one of our most beloved kits, which is why we decided to make something even better. We have upgraded the shield kit to make the bestest, easiest way to drive DC and Stepper motors. This shield will make quick work of your next robotics project! We kept the ability to drive up to 4 DC motors or 2 stepper motors, but added many improvements: Instead of a L293D darlington driver, we now have the TB6612 MOSFET drivers with 1.2A per channel current...

Adjustable Angle Support for 2020 Aluminum Extrusion
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Price: $18.95
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Adafruit Item #: ADA-1257 -

This is an interesting hardware piece addition for 20x20 aluminum extrusion. Rather than being a 90 degree type plate, its a hinged piece that connects the end of one extrusion to the side of another, but with any angle you wish. You can loosen/tighten the angle with the screw on the side. Given its just a bolt, it's not incredibly strong so while you can use it for structure, its not a load-bearing connector: make sure there isn't a lot of torque on the joint. You can use thread-lock to make...

Allen Wrench (Hex Key) - 2.5mm
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Price: $1.81
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Adafruit Item #: ADA-1229 -

To build all your fun CNC machines, you'll need an Allen key! This one is 2.5mm in size and works with our M4 screws and will make assembling your extruded aluminum project a cinch. Allen Wrench (Hex Key) - 2.5mm (12:21)

Aluminum Extrusion Corner Brace Support (for 20x20)
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Price: $1.81
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Adafruit Item #: ADA-1155 -

Brace yourself! You'll definitely want to pick up a couple of these corner brace supports when working on a project with 20x20 extrusion. They're nice and solid, made of cast aluminum so they are stronger than extruded corner supports. Two holes, one in each corner allow you to easily connect two pieces at a 90 degree angle. Comes as just one piece, you'll also need T-nuts and 8mm long screws (10mm are too long!) Aluminum Extrusion Corner Brace Support (for 20x20) (3:59)

Aluminum Extrusion Double Corner Brace Support (for 20x20)
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Price: $3.71
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Adafruit Item #: ADA-1259 -

Brace yourself! You'll definitely want to pick up a couple of these double corner brace supports when working on a project with 20x20 extrusion. They're nice and solid, made of cast aluminum so they are stronger than extruded corner supports. Four holes, two in each corner allow you to easily connect two pieces at a 90 degree angle. Comes as just one piece, you'll also need T-nuts and 10mm long screws (8mm will also work) Aluminum Extrusion Double Corner Brace Support for20x20 (0:37)

Aluminum Extrusion End Cap (for 20x20) - pack of 10
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Price: $9.43
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Adafruit Item #: ADA-1156 -

Finish your project in style with these snap-on caps. Made of a soft plastic, they'll make your project look more professional. Comes in a pack of 10 and fits onto the ends of our 20x20 aluminum extrusion. Aluminum Extrusion End Cap (for 20x20) - pack of 10 (4:15)

Aluminum Extrusion Oval T-Nut for 20x20 - M4 Thread - pack of 50
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Price: $18.95
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Adafruit Item #: ADA-1158 -

An essential for working with slotted aluminum extrusion, these slim metal nuts slide into the ends of the extrusion. The oval shape means that as they screwed-into the nut jams against the slot. This is for our 20x20mm slotted extrusion, not "OpenBeam" 15x15mm This product comes as a bag of 50 T-nuts, with M4 threads. If you want to be a little more lux, check out our "slim" T-nuts that be dropped into the slot from the side rather than from the end. Works with any of our M4 screws. Aluminum...

Aluminum Flex Shaft Coupler - 5mm to 5mm
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Price: $9.43
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Adafruit Item #: ADA-1175 -

Connect this to that with a set-screw coupler. These couplers are made of machined aluminum and have a spiral cut that makes them slightly flexible so they can be fit to two shafts even if they are not perfectly co-linear and will help reduce binding effects. The way they're cut, they're a little springy in the X Y & Z linear axis but not in the rotational axis. That means that you won't get increased backlash - so they're suitable for precision CNC work. This coupler will connect two shafts...

Aluminum Flex Shaft Coupler - 5mm to 8mm
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Price: $9.43
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Adafruit Item #: ADA-1176 -

Connect this to that with a set-screw coupler. These couplers are made of machined aluminum and have a spiral cut that makes them slightly flexible so they can be fit to two shafts even if they are not perfectly co-linear and will help reduce binding effects. The way they're cut, they're a little springy in the X Y & Z linear axis but not in the rotational axis. That means that you won't get increased backlash - so they're suitable for precision CNC work. This coupler will connect a 5mm...

Aluminum GT2 Timing Pulley - 6mm Belt - 20 Tooth - 5mm Bore
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Price: $15.14
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Adafruit Item #: ADA-1251 -

For precise motion control, GT2 belts and pulleys offer excellent precision at a great price. This pulley is meant for use with GT2 6mm wide belts only - MXL belts will slip due to the different tooth profile. This pulley has 20 teeth, and a 5mm inner bore. Two set screws can be used to attach it firmly to any 5mm diameter shaft such as one of our stepper motors. Full aluminum construction means these are very light and very durable. Aluminum GT2 Timing Pulley - 6mm Belt - 20 Tooth - 5mm Bore...

Aluminum GT2 Timing Pulley - 6mm Belt - 36 Tooth - 5mm Bore
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Price: $22.76
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Adafruit Item #: ADA-1253 -

For precise motion control, GT2 belts and pulleys offer excellent precision at a great price. This pulley is meant for use with GT2 6mm wide belts only - MXL belts will slip due to the different tooth profile. This pulley has 36 teeth, and a 5mm inner bore. Two set screws can be used to attach it firmly to any 5mm diameter shaft such as our stepper motors. Full aluminum construction means these are very light and very durable. Aluminum GT2 Timing Pulley - 6mm Belt - 36 Tooth - 5mm Bore (13:20)

Aluminum GT2 Timing Pulley - 6mm Belt - 36 Tooth - 8mm Bore
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Price: $22.76
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Adafruit Item #: ADA-1254 -

For precise motion control, GT2 belts and pulleys offer excellent precision at a great price. This pulley is meant for use with GT2 6mm wide belts only - MXL belts will slip due to the different tooth profile. This pulley has 36 teeth, and a 8mm inner bore. Two set screws can be used to attach it firmly to any 8mm diameter shaft. Full aluminum construction means these are very light and very durable. Aluminum GT2 Timing Pulley - 6mm Belt - 36 Tooth - 8mm Bore (13:20)

Analog Feedback Micro Servo - Metal Gear
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Adafruit Item #: ADA-1450 -

It looks like a micro servo, it acts like a micro servo, but it's more than just a micro servo! We got a factory to custom-make these quality metal-geared 'micro' sized hobby servos with a twist - the feedback (potentiometer wiper) line is brought out to a fourth white wire. You can read this wire with an analog input such as those on an Arduino, to get the servo's position. That information can be used in robotics to improve stability or even allow 'recording' of servo motion. Check out our...

Analog Feedback Micro Servo - Plastic Gear
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Price: $18.95
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Adafruit Item #: ADA-1449 -

It looks like a micro servo, it acts like a micro servo, but it's more than just a micro servo! We got a factory to custom-make these classic 'micro' sized hobby servos with a twist - the feedback (potentiometer wiper) line is brought out to a fourth white wire. You can read this wire with an analog input such as those on an Arduino, to get the servo's position. That information can be used in robotics to improve stability or even allow 'recording' of servo motion. Check out our example...

Analog Feedback Servo
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Price: $28.47
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Adafruit Item #: ADA-1404 -

It looks like a servo, it acts like a servo, but it's more than just a servo! We got a factory to custom-make these classic 'standard' sized hobby servos with a twist - the feedback (potentiometer wiper) line is brought out to a fourth white wire. You can read this wire with an analog input such as those on an Arduino, to get the servo's position. That information can be used in robotics to improve stability or even allow 'recording' of servo motion. Check out our example Arduino sketch which...

Angle Bracket - 4-40
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Price: $0.80
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Sparkfun Item #: PRT-10228 -

"These are very handy. They are simple angle brackets with one threaded and unthreaded hole. Use them for connecting PCBs at 90 degree angles, mounting accelerometers, gryros, etc. They can also be used on the universal plate set for mounting all sorts of sensors and such. Sold as single units. Documents: Drawing Product Page (612) " ...

Anodized Aluminum Metal Chasis for a Mini Robot Rover
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Adafruit Item #: ADA-2943 -

OK the name is a little...utilitarian? But this Anodized Aluminum Metal Chasis for a Mini Robot Rover does exactly what it says. You can build a very sturdy (and quite handsome!) little robot rover with this metal frame. It's made of aluminum so it's light and strong. The anodizing is quite lovely to boot Can be used to build a 2-wheel or 4-wheel robot Tons of mounting holes & slots! Easy to modify because you can drill and cut aluminum Wont crack or break if it falls down the stairs (it...

Automatic Obstacle Avoidance Car Kit for Education
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Price: $17.21
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Elecrow Item #: EL-RBP15022C -

This product is assembly kit for DIY, fit for robot education and maker training. It has welded the connection between motor and battery, powered by �AA� size battery x 2. After you install batteries and open the switch, the robot car will run through motor to control the front universal wheel and when it comes across the blocks, it will avoid the handicaps automatically. also you can DIY some others functions for it. Features DIY Assembly kit for robot education and maker training Avoid the...

Automotive Gauge Stepper Motor
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Price: $18.95
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Adafruit Item #: ADA-2424 -

This stepper motor is a little different than the large NEMA-17 types you may be used to. These are often used in gauges for motorcycles and cars to replace the old-style fully-analog type. They have extremely fine step precision of about 1/2 a degree per step, 600 steps for single stepping, fast response for quick movements, and a range of ~315� degrees. Their smooth motion makes good for small projects that need a dial indicator, and more precision motion than you may get with a needle...

Ball Caster Metal - 3/8"
Price: $4.87
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Sparkfun Item #: ROB-08909 -

"This ball caster kit from Pololu includes a black ABS housing, a 3/8" diameter metal ball, two spacers (1/16" and 1/8" thick), and two #2 screw sets. The total height of this ball caster is 0.4" with no spacers. You can also adjust the height by adding the spacers. The ball caster can be mounted to a chassis by the two screw sets included in the kit. The distance between the two screw holes is 0.53"."

Ball Caster Plastic - 3/8"
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Price: $5.02
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Sparkfun Item #: ROB-08908 -

"This ball caster kit from Pololu includes a black ABS housing, a 3/8" diameter plastic ball, two spacers (1/16" and 1/8" thick), and two #2 screw sets. The total height of this ball caster is 0.4" with no spacers. You can also adjust the height by adding the spacers. The ball caster can be mounted to a chassis by the two screw sets included in the kit. The distance between the two screw holes is 0.53""

Bearing Mount - Flat (5/8" Bore)
Price: $12.04
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Sparkfun Item #: ROB-12554 -

"These flat bearing mounts attach to the face of a channel or plate and have a ball bearing with a 5/8” bore for shafts. They can be used in conjunction with angle brackets to be mounted inside channels or in other configurations. These bearing mounts have a width of 1.31”, a thickness of 0.20”, a 0.625” bore bearing, and utilize the 1.5” hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and...

Bearing Mount - Pillow Block (1/4" Bore)
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Price: $9.63
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Sparkfun Item #: ROB-12333 -

"Pillow block bearing mounts attach to the outside of a channel and can be used as simple hinges. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.25” bore bearing. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of components makes building...

Bearing Mount - Pillow Block (3/8" Bore)
Price: $10.43
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Sparkfun Item #: ROB-12100 -

"Pillow block bearing mounts attach to the outside of a channel and can be used as simple hinges. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.375” bore bearing. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of components makes building...

Bearing Mount - Pillow Block (5/8" Bore)
Price: $12.04
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Sparkfun Item #: ROB-12541 -

"Pillow block bearing mounts attach to the outside of a channel and can be used as simple hinges. These bearing mounts have a width of 1.32”, a thickness of 0.25”, a 0.625” bore bearing. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of components makes building...

Bearing Mount - Pillow Block Square (1" Bore)
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Price: $16.06
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Sparkfun Item #: ROB-12282 -

"These square pillow block bearing mounts attach to the inside of a channel and have a ball bearing with a 1” bore for shafts and tubes. These bearing mounts have a width of 1.32”, a thickness of 0.33”, a 1” bore bearing. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide...

Big Easy Driver
Price: $32.92
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Sparkfun Item #: ROB-12859 -

"The Big Easy Driver, designed by Brian Schmalz, is a stepper motor driver board for bi-polar stepper motors up to a max 2A/phase. It is based on the Allegro A4988 stepper driver chip. It’s the next version of the popular Easy Driver board. Each Big Easy Driver can drive up to a max of 2A per phase of a bi-polar stepper motor. It is a chopper microstepping driver which defaults to 16 step microstepping mode. It can take a maximum motor drive voltage of around 30V, and includes on-board...

Biped Robot Kit (Without Servo)
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Price: $99.31
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Elecrow Item #: EL-RKI00206K -

    The robot kit is a 6 servo biped walker featuring six degrees of freedom (DOF). The robot can walk forward or backwards and turn in place left or right with variable speed. It can even do lots of Robo-One style acrobatic moves. This kits not include servos, but include full mechanical parts. You can buy this kit with six MG995 Tower Pro servos or six Tower Pro SG-5010 Servos to build an operational robot. Package list 1*Aluminum Channel Servo Bracket 6*Aluminum Multi-Purpose...

Bristlebot - 10 pack
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Price: $76.08
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Adafruit Item #: ADA-3666 -

Bristlebots are small robots, great for teaching engineering, motors, circuits, and principles of balance. They don't require soldering or special tools, so they're great for group builds. This pack contains enough parts to make 10 Bristlebots Who knew we could cobble together an adorable, bite-sized robot with just a toothbrush head, motor, battery, and pipe cleaners?? It took us less than five minutes to assemble one, so we decided to build the rest of its buddies! Now, Adafruit has a...

Bristlebot - 4 pack
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Price: $34.18
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Adafruit Item #: ADA-3667 -

Bristlebots are small robots, great for teaching engineering, motors, circuits, and principles of balance. They don't require soldering or special tools, so they're great for group builds. This pack contains enough parts to make 4 Bristlebots Who knew we could cobble together an adorable, bite-sized robot with just a toothbrush head, motor, battery, and pipe cleaners?? It took us less than five minutes to assemble one, so we decided to build the rest of its buddies! Now, Adafruit has a...

Button Hex Machine Screw - M4 thread - 10mm long - pack of 50
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Price: $11.33
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Adafruit Item #: ADA-1159 -

Cute as a button, these button-head hex screws are what we suggest for putting together a project with our slotted extruded aluminum. Use a 2.5mm hex wrench to attach/detach. This length is good for attaching something about 4mm/0.15" thick to 20x20 extrusion. Comes in a pack of 50. M4 0.7mm pitch 10mm threaded body. Button Hex Machine Screw - M4 thread - 10mm long - pack of 50 (6:35)

Button Hex Machine Screw - M4 thread - 8mm long - pack of 50
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Adafruit Item #: ADA-1160 -

Cute as a button, these button-head hex screws are what we suggest for putting together a project with our slotted extruded aluminum. Use a 2.5mm hex wrench to attach/detach. This length is good for attaching something about 2mm/0.08" thick to 20x20 extrusion. Comes in a pack of 50. M4 20 threads/cm (0.5mm pitch), 8mm threaded body. Button Hex Machine Screw - M4 thread - 8mm long - pack of 50 (6:35)

Cable Carrier - 10x15mm (0.5m Length)
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Price: $17.60
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Sparkfun Item #: ROB-13207 -

"No, this isn’t a tank tread, this is a 0.5m long Cable Carrier with 10x15mm bits composing its main body and two screw fasteners at each end for efficient mounting. Sometimes called a “drag chain,” each carrier can be used in projects with a large number of moving parts to protect internally installed cables, pipes, or tubes so they can be bent and moved while remaining protected. Cable carriers can most commonly been found in 3D printers and CNC machines but they can be...