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Precision Disc Wheel - 5" (Yellow, 2 Pack)
Price: $11.82
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Availability: Out of Stock
Sparkfun Item #: ROB-12469 -

These yellow precision disk wheels have an outer diameter of 5”, a width of 0.23”, and utilize the 0.77” hub pattern. These simple wheels are ideal for any light robot that needs a basic disc for simple movement, and use a removable rubber ring for traction. 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...

Precision Disc Wheel - 6" (Black)
Price: $10.71
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Availability: Out of Stock
Sparkfun Item #: ROB-12385 -

These black precision disk wheels have an outer diameter of 6”, a width of 0.23”, and utilize the 0.77” hub pattern. These simple wheels are ideal for any light robot that needs a basic disc for simple movement, and use a removable rubber ring for traction. 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...

Pulley - Hub Mount (2.0"; 0.5" Bore)
Price: $15.20
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Availability: Out of Stock
Sparkfun Item #: ROB-12109 -

These hub-mountable aluminum pulleys can be used to drive wheels or other pulleys with ¼” or ⅛” belts. They have an outer diameter of 2.125”, a bore of 0.50”, and utilizes the 0.77” and 1.5" hub pattern. 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...

Pulley - Hub Mount (3.0"; 1.0" Bore)
Price: $19.01
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Availability: Out of Stock
Sparkfun Item #: ROB-12209 -

These hub-mountable aluminum pulleys can be used to drive wheels or other pulleys with ¼” or ⅛” belts. They have an outer diameter of 3.125”, a bore of 1”, and utilizes the 1.5” hub pattern. 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 complex...

Pushbutton Power Switch LV
Price: $9.92
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Availability: Stocked-NoBackOrder
Sparkfun Item #: ROB-08903 -

"The Pololu Pushbutton Power Switch from Pololu is a compact, solid-state power switch controlled by a momentary pushbutton switch. Because the switched current does not flow through the mechanical switch, a large variety of small, low-power switches can be used to control a substantial amount of power. The use of momentary pushbutton switches also allows multiple switches to be used in parallel to control the power to one load. The solid-state switch also allows the load to turn off its own...

Qwiic Fuel Gauge - MAX17048
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Price: $12.58
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Sparkfun Item #: SPX-17715 -

Based on the MAX17048, the Qwiic Fuel Gauge is perfect for monitoring your single-cell LiPo. While the MAX17048 provides pack voltage, it really shines with its Statement of Charge (SOC). 3.83V is ok to know, but knowing your battery is at 73% capacity is considerably better. This is not a 'take the LiPo voltage curve and hack it into little voltage pieces' type of IC. The MAX17048 has a sophisticated algorithm that constantly monitors the pack giving much more accurate readings than a simple...

RC 2.4G Wireless Air Mouse &; Keyboard
Price: $42.92
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DFRobot Item #: DFR0228 -

The RC Air Mouse and Keyboard uses the latest 2.4GHz wireless technology with a sampling frequency up to 120Hz. Use it like a Wii remote to control your mouse cursor on the screen. Operation is flexible and smooth and does no connection is lost during rapid movement.The RC Air Mouse and Keyboard can be used for a wide range of devices and drivers install automatically when you plug it in. With a wide transmission range of up to 30m, you can use this remote control your computer in style. Sit...

Robot Gripper - Extra Width
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Price: $33.62
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DFRobot Item #: FIT0300 -

This is a 2 DOF robot gripper that can be installed with 2 servos so as to control gripper opening and closing with one servo, and steering gear motion control (or rotation) with the other servo.Velocity range is 0 to 54 mm (0 to 2.13"). Total weight about 45 g. The servo slot fit most servos such as Hitec 422,475, DSS-P05 Standard Servo, DF Metal Geared 15Kg Standard Servo. |Specification| Clamp range:0-54mm (0-2.13") Size:105x100x30mm (4.13x3.94x1.18")|ShippingList| Robot Gripper-Extra Width...

Robotics Merit Badge Kit
Price: $82.99
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Availability: Out of Stock
Sparkfun Item #: CUST-15010 -

Heads up! These kits are built to order and may experience extended lead times. If you are buying these as a troop and have a specific deadline, please reach out to our customer support team. Robots are fun, and the micro:bit is the perfect controller for learning how to build and program robots! Combining the micro:bit with the SparkFun moto:bit carrier board creates a flexible, low-cost, Qwiic-enabled robotics platform for robot enthusiasts young and old! With the Boy Scouts of America...

Robotics Shield Kit for Arduino - Parallax
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Price: $256.15
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Sparkfun Item #: ROB-11494 -

Make your Arduino the onboard brain of a mobile robot and learn robotics, electronics, and programming with this versatile kit and its accompanying step-by-step lessons. The Board of Education Shield plugs into your own Arduino (not included) and mounts on the popular Boe-Bot robot chassis. This kit includes everything you need (except for an Arduino) to get started learning about robotics! With this kit and your own Arduino module, you can follow the Robotics with the Board of Education...

Romeo BLE Quad - A STM32 Robot Controller with Quad DC Motor Driver/Encoder/BLE
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Price: $68.78
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DFRobot Item #: DFR0398 -

Romeo BLE Quad is an arduino compatible robot controller based on STM32 ARM chip. It inherits all features from the Bluno M3, including wireless programming support, wireless communication between iOS/Android apps and remote control. Beyond this it also includes a 4-way DC motor driver and encoder interfaces. You can implement a robot with PID closed-loop feedback control directly with our TT Geared Motor.As well as this the Romeo BLE Quad offers powerful performance thanks to the STM32 ARM...

Round Base A
Price: $11.82
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Availability: Out of Stock
Sparkfun Item #: ROB-12187 -

If you need a solid base for your Actobotics project, the round base is perfect. It's nearly 4" in diameter and 1/8" thick aluminum. It utilizes both the 1.5" and 0.77" hole patterns for connecting hubs, and other Actobotics parts. 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...

Round Screw Plate - 1/4"-20
Price: $7.78
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Availability: Out of Stock
Sparkfun Item #: ROB-12431 -

This screw plate gives you the ability to attach a 1/4-20 machine screw to Actobotics channels. It has 8 6-32 tapped holes around the edge, and a 1/4-20 tapped hole in the center. It utilizes the 0.77" hole pattern, so it easily attaches to most Actobotics products. 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...

Round Screw Plate - Small
Price: $4.46
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Availability: Out of Stock
Sparkfun Item #: ROB-12456 -

Screw plates make it easy to create a strong joining point between our channel pieces. The round screw plate is nearly 1" around, has 8 6-32 tapped holes, and utilizes the 0.77" hole pattern, which makes it easy to join channels together easily. 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...

Rover 5 Robot Platform
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Price: $118.61
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Sparkfun Item #: ROB-10336 -

If you're looking for a chassis base for your next robot, look no further than the Rover 5. The Rover 5 uses 4 independent motors, each with a hall-effect quadrature encoder and gearbox. The entire gearbox assembly can be rotated at 5 degree increments for different clearance configurations. You can even replace the tank treads with traditional wheels. This isn't a wimpy or flimsy robot base. Weighing in at over 2.5 pounds without batteries, this base is heavy duty and can drive over quite a...

Rover 5 Tank Chassis (2 motors)
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Price: $67.23
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DFRobot Item #: ROB0055 -

Rover 5 is a new breed of tracked robot chassis designed specifically for students and hobbyist. Unlike conventional tracked chassis&;rsquo;s the clearance can be adjusted by rotating the gearboxes in 5-degree increments. &;ldquo;Stretchy&;rdquo; rubber treads maintain tension as the clearance is raised.Inside of the chassis are 4 noise suppression coils at the bottom and a battery holder that accepts 6x AA batteries (not included). It is recommended to use NiMh batteries as they last longer...

Rover 5 Tank Chassis (4 motors with 4 Encoders)
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Price: $124.06
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DFRobot Item #: ROB0055-4M4E -

Rover 5 is a new breed of tracked robot chassis designed specifically for students and hobbyist. Unlike conventional tracked chassis’s the clearance can be adjusted by rotating the gearboxes in 5-degree increments. “Stretchy” rubber treads maintain tension as the clearance is raised.Inside of the chassis are 4 noise suppression coils at the bottom and a battery holder that accepts 6x AA batteries (not included). It is recommended to use NiMh batteries as they last longer and...

Rubber Ring - 1.65"ID x 1/8"W
Price: $2.05
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Availability: Out of Stock
Sparkfun Item #: ROB-12343 -

These lipped Rubber Rings have an inner diameter of 1.65", a width of 1/8", and a sturdy rubber sidewall. These rings can be used as a replacement for Precision Disk Wheels or can wrap around the outside edge of another flat disc to make the ring a simple tire. Features: ID - 1.65" Width - 1/8"

Rubber Ring - 2.65"ID x 1/8"W
Price: $1.73
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Sparkfun Item #: ROB-12403 -

These lipped Rubber Rings have an inner diameter of 2.65", a width of 1/8", and a sturdy rubber sidewall. These rings can be used as a replacement for Precision Disk Wheels or can wrap around the outside edge of another flat disc to make the ring a simple tire. Features: ID - 2.65" Width - 1/8"

Rubber Ring - 3.65"ID x 1/8"W
Price: $1.93
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Availability: Out of Stock
Sparkfun Item #: ROB-12549 -

These lipped Rubber Rings have an inner diameter of 3.65", a width of 1/8", and a sturdy rubber sidewall. These rings can be used as a replacement for Precision Disk Wheels or can wrap around the outside edge of another flat disc to make the ring a simple tire. Features: ID - 3.65" Width - 1/8"

Rubber Ring - 4.65"ID x 1/8"W
Price: $2.12
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Availability: Out of Stock
Sparkfun Item #: ROB-12233 -

These lipped Rubber Rings have an inner diameter of 4.65", a width of 1/8", and a sturdy rubber sidewall. These rings can be used as a replacement for Precision Disk Wheels or can wrap around the outside edge of another flat disc to make the ring a simple tire. Features: ID - 4.65" Width - 1/8"

Rubber Ring - 5.65"ID x 1/4"W
Price: $2.51
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Availability: Out of Stock
Sparkfun Item #: ROB-12278 -

These lipped Rubber Rings have an inner diameter of 5.65", a width of 1/4", and a sturdy rubber sidewall. These rings can be used as a replacement for Precision Disk Wheels or can wrap around the outside edge of another flat disc to make the ring a simple tire. Features: ID - 5.65" Width - 1/4"

Rubber Wheel (Compatible with Servo &; Motor)
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Price: $8.10
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Availability: Back Order
DFRobot Item #: FIT0336 -

This rubber wheel is used in our popular 4WD mobile platforms. It can be mounted directly onto micro gear motors, but also compatible with our most servos.|Specification| Outer Diameter: 80mm(3.15") Wheel Width:30 mm(1.18") Axle Pore Size: 5.8mm(diameter)×3.5mm?thickness? (0.23"x0.14") Axle depth:7.6mm(0.30")|ShippingList| Rubber Wheel(Compatible with Servo&Motor) x2 ...

Screw - Phillip Head (M3 x 12mm, 3 pack)
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Price: $1.55
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Availability: Back Order
Sparkfun Item #: PRT-13227 -

These are Philips-head M3 screws. They are 12mm long and come in packs of three. This is the screw size that the MiP robotic Platform and its add-on boards uses. Check below for the associated hardware.

Screw - Phillips Head (1/2", 4-40, 10 pack)
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Price: $2.44
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Sparkfun Item #: PRT-10452 -

Standard Philips-head 4-40 screws. They are 1/2" long and come in packs of ten. This is the screw size we use in most of the holes for our breakout boards. Check below for other associated hardware.

Screw - Phillips Head (1/4", 4-40, 10 pack)
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Price: $2.44
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Sparkfun Item #: PRT-10453 -

There are your standard Philips-head 4-40 screws. They are 1/4" long and come in packs of ten. This is the screw size we use in most of the holes for our breakout boards. Check below for other associated hardware.

Screw - Phillips Head (3/4", 4-40, 10 pack)
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Price: $2.44
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Sparkfun Item #: PRT-10451 -

Standard Philips-head 4-40 screws. They are 3/4" long and come in packs of ten. This is the screw size we use in most of the holes for our breakout boards. Check below for other associated hardware.

Screw - Phillips Head (3/8", 2-56)
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Price: $0.33
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Sparkfun Item #: PRT-08993 -

These are standard screws with 2-56 thread and 3/8" long, recommended for the small button pad sets. Can be used with a 2-56 nut. Sold in single units.

Serial Fiber Modem
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Price: $52.75
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Sparkfun Item #: SPX-17508 -

The Serial Fiber Modem combines a CH340C USB-to-Serial bridge with a fiber receiver and emitter pair from Industrial Fiber Optics and it is the easiest way to start playing with fiber communication right out of the box. Simply insert a piece of fiber cable between the emitter and receiver, open a serial terminal at any baud rate up to 1Mbps, and watch your messages bounce back! Connect to another Serial Fiber Modem or use it in conjunction with our other Fiber Optics breakouts to create your...

Serial Telemetry Radio Kit - 915MHz, 500mW
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Price: $95.04
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Sparkfun Item #: WRL-17255 -

The Serial Radio Telemetry Kit is a small, lightweight, and inexpensive open source radio platform that can allow for ranges of better than 300m out of the box. The radio uses the very popular Si1000 chipset along with the open source SiK firmware. This firmware allows for a simple serial cable replacement to transmit any serial data including telemetry, RTK correction data (RTCM), or simple Serial.print() statements without any configuration required. This telemetry kit includes two radio...

Servo - Generic (Sub-Micro Size)
Price: $16.16
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Availability: Stocked
Sparkfun Item #: ROB-09065 -

Here is a simple, low-cost, high quality servo for all your mechatronic needs. This servo is very similar in size and specifications to the Hitec HS-55. This little guy is able to take in 6 volts and deliver 20.8 oz-in. of maximum torque at 0.10 sec/60° This small servo comes with a standard 3 pin power and control cable, and all hardware listed below. Note: This servo is rated for 180° rotation, but in actuality it only hits ~160°. Includes: 1x Micro Size Servo 1x Single Arm Micro Horn 1x...

Servo - Generic Continuous Rotation (Micro Size)
Price: $21.57
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Availability: Stocked
Sparkfun Item #: ROB-10189 -

Here, for all your mechatronic needs, is a simple, high quality continuous rotation servo motor. This servo is able to take in 6 volts and deliver 30.6 oz-in. of maximum torque at 0.14 sec/60° A standard 3-pin power and control cable is attached and all hardware listed below is included. Includes: 1x SM-S3317S Full Rotation Servo 1x Single Arm Horn 1x Double Arm Horn 1x Four Point Horn 4x Rubber Grommets 4x 2x15mm Phillips Screw 4x Brass Eyelets Features: Voltage: 4.8-6.0 Volts Torque:...

Servo - Generic High Torque (Standard Size)
Price: $23.38
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Availability: Stocked
Sparkfun Item #: ROB-11965 -

Here is a powerful, low-cost, reliable servo for all your mechatronic needs. This servo is able to take in 6 volts and deliver 83.47 oz-in. of maximum torque at 0.16 sec/60° This is a tough little servo with a standard 3 pin power and control cable, and all hardware listed below. Replaces:ROB-9064 Includes: 1x FS5106B High Torque Servo 1x Double Arm Horn 1x Circle Horn 1x Four Point Horn 1x Six Point Horn 2x 3x10mm Phillips Screw 4x 2x13mm Mounting Phillips Screw 4x Rubber Grommets 4x Brass...

Servo - Generic High Torque Continuous Rotation (Standard Size)
Price: $25.19
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Availability: Stocked
Sparkfun Item #: ROB-09347 -

Here, for all your mechatronic needs, is a simple, high quality continuous rotation servo motor. This servo is able to take in 6 volts and deliver 66.7 oz-in. of maximum torque at 70 r/min. A standard 3-pin power and control cable is attached and all hardware listed below is included. Includes: 1x SM-S4303R High Torque Continuous Rotation Servo 1x Mounting Screw 1x Four Point Horn 1x Six Point Horn 2x Double Arm Horn (1x Large, 1x Medium) 2x Circle Horn (1x Large, 1x Medium) 4x Rubber...

Servo - Generic Metal Gear (Micro Size)
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Price: $20.33
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Sparkfun Item #: ROB-14760 -

Here is a simple, low-cost, high quality servo for all your mechatronic needs. This servo is able to take in 6 volts and deliver 44.4 oz-in. of maximum torque at 0.18 sec/60° This is a small servo with a standard 3 pin power and control cable (red = power, brown = ground, and yellow = data), and all hardware listed below. Features: Voltage: 4.8-6.0 Volts Torque: 38.8/44.4 oz-in. (4.8/6.0V) Speed: 0.20/0.18 sec/60° (4.8/6.0V) Rotation: 160° Dual Ball Bearing Metal Gears* 28.8 x 13.8 x...

Servo - Hitec HS-422 (Standard Size)
Price: $42.77
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Availability: Stocked
Sparkfun Item #: ROB-11884 -

This is the classic Hitec HS-422 servo. This solid consumer grade servo is able to take in 6 volts and deliver 57 oz-in. of maximum torque at 0.16 sec/60°, this is a simple servo for any beginner project! This high quality servo is perfect for your mechatronic needs and if you are looking to get into robotics, this is where to start. The HS-422 servo comes standard with a 3-pin power and control cable and all hardware listed below. Includes: 1x HS-422 Servo 1x Circle Horn 1x Double Arm Horn 1x...

Servo - Hitec HS-425BB (Standard Size)
Price: $44.29
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Availability: Out of Stock
Sparkfun Item #: ROB-11883 -

This is the versatile Hitec HS-425BB servo. This little guy is able to take in 6 volts and deliver 57 oz-in. of maximum torque at 0.16sec/60°, this is a great servo even if you are on a budget! This high quality servo is perfect for your mechatronic needs and if you are looking to get into robotics, this is where to start. The HS-425BB servo comes standard with a 3-pin power and control cable and all hardware listed below. Includes: 1x HS-425BB Servo 1x Circle Horn 1x Double Arm Horn 1x Single...

Servo - Hitec HS-625MG (Standard Size)
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Price: $67.55
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Sparkfun Item #: ROB-11885 -

This powerful motor is the Hitec HS-625MG servo. This is one of the strongest metal gear servos that is available and at a great price. The HS-625MG is able to take in 6 volts and deliver 94 oz-in. of maximum torque at 0.15sec/60°, and those are numbers you can rely on! This high quality servo is perfect for your mechatronic needs and if you are looking to get into robotics, this is where to start. The HS-625MG servo comes standard with a 3-pin gold plated power and control cable and all...

Servo - Hitec HS-646WP (Standard Size)
Price: $90.81
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Availability: Out of Stock
Sparkfun Item #: ROB-11886 -

This unique motor is the Hitec HS-646WP servo. What separates this servo from the rest is that it is waterproof with a IP67 (Ingress Protection-67) rating! The HS-646WP is able to take in an impressive 7.4 volts and deliver 161.1 oz-in. of maximum torque at 0.17 sec/60°, and those are numbers you can rely on! This high quality servo is perfect for your mechatronic needs and if you are looking to get into robotics, this is where to start. The HS-646WP servo comes standard with a 3-pin gold...

Servo - Hitec HS-755HB (1/4 Scale)
Price: $90.17
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Availability: Stocked-NoBackOrder
Sparkfun Item #: ROB-12625 -

This powerhouse is the Hitec HS-755HB servo. Able to take in 6 volts and deliver an impressive 183 oz-in. of maximum torque at 0.23 sec/60°, this is a tough 1/4 scale servo and it won;t let you down when you need it! This high quality servo is perfect for your mechatronic needs and if you are looking to get into robotics, this is where to start. The HS-755HB servo comes standard with a 3-pin gold plated power and control cable and all hardware listed below. Includes: 1x HS-755HB Servo 1x...

Servo - Hitec HS-805BB (Giant Scale)
Price: $84.47
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Availability: Out of Stock
Sparkfun Item #: ROB-11881 -

This beast is the Hitec HS-805BB servo. Able to take in 6 volts and deliver an impressive 343 oz-in. of maximum torque at 0.14 sec/60°, this is a heavy duty servo and is not to be taken lightly! This high quality servo is perfect for your mechatronic needs and if you are looking to get into robotics, this is where to start. The HS-805BB servo comes standard with a 3-pin power and control cable, Y-harness, and all hardware listed below. Note: This servo can draw around 800mA, so keep that in...

Servo - Hitec HS-85MG (Micro Size)
Price: $63.32
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Availability: Out of Stock
Sparkfun Item #: ROB-11887 -

This is the epitome of the phrase "appearances can be deceiving," and trust us, with the Hitec HS-85MG that couldn't be more true. The HS-85MG is able to take in 6 volts and deliver 49 oz-in. of maximum torque at 0.14sec/60°, and this guy is only about the size of a bottle cap! This high quality servo is perfect for your mechatronic needs and if you are looking to get into robotics, this is where to start. The HS-85MG servo comes standard with a 3-pin power and control cable and all hardware...

Servo Arm - Double (Hitec Standard Spline)
Price: $10.57
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Availability: Out of Stock
Sparkfun Item #: ROB-12546 -

These aluminum double servo arms have a length of 2.685”, a width of 0.25”, and utilize the 0.77” hub pattern that can connect directly to your C1 Hitec servo spline. If you need a sturdy arm for your project these are your ideal choice. 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...

Servo Arm - Single (Hitec Standard Spline)
Price: $9.76
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Availability: Out of Stock
Sparkfun Item #: ROB-12388 -

These aluminum single servo arms have a length of 1.53”, a width of 0.25”, and utilize the 0.77” hub pattern that can connect directly to your C1 Hitec servo spline. If you need a sturdy arm for your project these are your ideal choice. 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...

Servo Extension - CAT6 (boosted)
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Price: $21.97
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Sparkfun Item #: ROB-12272 -

This “boosted” servo extension board allows up to four different servos to be plugged into it and transfer data up to through a common CAT6 cable before being converted back into servo pin-outs on another extension board (sold separately). The boosted servo extension boards come equipped with a 14504BG chip which allows CAT6 communication of up to 100ft, and utilizes the 1.5” hub pattern. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts,...

Servo Extension - CAT6 (non-boosted)
Price: $13.51
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Availability: Out of Stock
Sparkfun Item #: ROB-12176 -

This “non-boosted” servo extension board allows up to four different servos to be plugged into it and transfer data up to through a common CAT6 cable before being converted back into servo pin-outs on another extension board (sold separately). This non-boosted servo extension board simply allows you to use a CAT6 cable to transmit your servo signals and power. It is limited to around 8 feet. If you want to transmit longer distances, couple it with a boosted adapter (check below). Actobotics is...

Servo Extension Cable - Female to Male (Shrouded)
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Price: $4.88
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Sparkfun Item #: ROB-15808 -

This is a 12 inch servo extension cable that comes in handy when your servo is further away from the controller than the wire on the servo allows. The male connector on one end goes to controller, while the female connector mates with servo. Fits all Hitec, Futaba, JR, Multiplex, and Airtronics Z servos. Wire can also be used as a simple 0.1" jumper cable. Documents: Datasheet ...

Servo Gear - Futaba (16T; Metal)
Price: $25.35
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Availability: Out of Stock
Sparkfun Item #: ROB-12440 -

These servo gears are made specifically to fit a Futaba 3F servo spline, allowing you to mate other gears to your servo. They have 16 teeth with a gear pitch of 32P, an outer diameter of 0.563”, and utilize the 3F Futaba servo spline. 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...