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Shaft Coupler - 1/4" to 3mm"
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Price: $8.68
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Sparkfun Item #: ROB-12412 -

"These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor shafts to drive shafts, or two different-sized shafts. These shaft couplers have a length of 0.75”, a outer diameter of 0.42”, and couple 1/4” to 3mm shafts. 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...

Shaft Coupler - 1/4" to 5/16"
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Price: $8.68
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Sparkfun Item #: ROB-12496 -

"These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor shafts to drive shafts, or two different-sized shafts. These shaft couplers have a length of 0.75”, a outer diameter of 0.50”, and couple 1/4” to 5/16"shafts. 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...

Shaft Coupler - 1/4" to 5mm
Price: $8.68
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Sparkfun Item #: ROB-12325 -

"These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor shafts to drive shafts, or two different-sized shafts. These shaft couplers have a length of 0.75”, a outer diameter of 0.42”, and couple 1/4” to 5mm shafts. 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...

Shaft Coupler - 1/4" to 6mm
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Price: $8.68
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Sparkfun Item #: ROB-12211 -

"These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor shafts to drive shafts, or two different-sized shafts. These shaft couplers have a length of 0.75”, a outer diameter of 0.42”, and couple 1/4” to 6mm shafts. 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...

Silicone Bumpers - Small, Clear (8x2mm, 5 pack)
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Price: $1.65
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Sparkfun Item #: PRT-10230 -

"These are clear, self-adhesive silicone bumpers 8mm in diameter and about 2mm tall. These bumpers raise your PCB or project up off your desk which helps prevent short circuiting from bits of scrap wire floating about or setting a project down on a conductive surface. They also prevent your enclosure or PCB from sliding around. These clear silicone bumpers come in strips of 5. Note: For some reason our supplier has begun sending these bumpers to us in strips of 5 instead of 4. Hey, we...

Skate Wheel - 2.975 (Blue)
Price: $4.50
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Sparkfun Item #: ROB-12426 -

"These blue “skate” wheels have an outer diameter of 2.975”, an inner diameter of 0.87”, and a width of 0.94”. When used in conjunction with the skate wheel adapters (check below), you can use them with Actobotics motors and shafts, or use them with standard skate bearings. Dimensions: OD - 2.975” ID - 0.87” Width - 0.94” Documents: SketchUp Part Product Page (595618) " ...

Skate Wheel - 2.975 (Gray)
Price: $4.50
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Sparkfun Item #: ROB-12139 -

"These gray “skate” wheels have an outer diameter of 2.975”, an inner diameter of 0.87”, and a width of 0.94”. When used in conjunction with the skate wheel adapters (check below), you can use them with Actobotics motors and shafts, or use them with standard skate bearings. Dimensions: OD - 2.975” ID - 0.87” Width - 0.94” Documents: SketchUp Part Product Page (595616) " ...

Skate Wheel - 2.975 (Orange)
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Price: $4.50
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Sparkfun Item #: ROB-12218 -

"These orange “skate” wheels have an outer diameter of 2.975”, an inner diameter of 0.87”, and a width of 0.94”. When used in conjunction with the skate wheel adapters (check below), you can use them with Actobotics motors and shafts, or use them with standard skate bearings. Dimensions: OD - 2.975” ID - 0.87” Width - 0.94” Documents: SketchUp Part Product Page (595620) " ...

Skate Wheel - 4.90 (Orange)
Price: $8.68
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Sparkfun Item #: ROB-12280 -

"These orange “skate” wheels have an outer diameter of 4.90”, an inner diameter of 0.87”, and a width of 0.94”. When used in conjunction with the skate wheel adapters (check below), you can use them with Actobotics motors and shafts, or use them with standard skate bearings. Dimensions: OD - 4.90” ID - 0.87” Width - 0.94” Documents: SketchUp Part Product Page (595626) " ...

Skate Wheel Adapter - Hub Connection
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Price: $10.42
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Sparkfun Item #: ROB-12534 -

"These skate wheel adapters have a diameter of 1”, a width of 0.32”, and utilize the 0.77” hub pattern. These adapters allow you to attach the 2.975” or 4.90” skate wheels to almost any gear, pulley, or sprocket by connecting to any part utilizing the 0.77” 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...

Skate Wheel Adapter - Shaft Connection
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Price: $10.42
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Sparkfun Item #: ROB-12329 -

"These skate wheel adaptors have a diameter of 1”, a width of 0.32”, and utilize the 0.77” hub pattern. These adaptors allow you to attach the 2.975” or 4.90” skate wheels to ¼” drive shafts. 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...

Smooth Belt - 1/8"D (10" ID)
Price: $7.46
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Sparkfun Item #: ROB-12106 -

"These smooth (round) belts have a Durometer hardness of A70 and can withstand temperatures from -35 to 250 degrees F. Their elastic nature allows them to apply tension on the pulleys when stretched and the rubber construction creates excellent grip characteristics between the pulley and belt. Smooth belts can be used in a variety of applications including follow focus systems, linear drives, 90 degree drives, XY tables, robot tracks, battery hold-downs, etc. Actobotics is a robotics building...

Smooth Belt - 1/8"D (13" ID)
Price: $8.50
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Sparkfun Item #: ROB-12526 -

"These smooth (round) belts have a Durometer hardness of A70 and can withstand temperatures from -35 to 250 degrees F. Their elastic nature allows them to apply tension on the pulleys when stretched and the rubber construction creates excellent grip characteristics between the pulley and belt. Smooth belts can be used in a variety of applications including follow focus systems, linear drives, 90 degree drives, XY tables, robot tracks, battery hold-downs, etc. Actobotics is a robotics building...

Smooth Belt - 1/8"D (14" ID)
Price: $8.68
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Sparkfun Item #: ROB-12152 -

"These smooth (round) belts have a Durometer hardness of A70 and can withstand temperatures from -35 to 250 degrees F. Their elastic nature allows them to apply tension on the pulleys when stretched and the rubber construction creates excellent grip characteristics between the pulley and belt. Smooth belts can be used in a variety of applications including follow focus systems, linear drives, 90 degree drives, XY tables, robot tracks, battery hold-downs, etc. Actobotics is a robotics building...

Smooth Belt - 1/8"D (2.5" ID)
Price: $0.85
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Sparkfun Item #: ROB-12370 -

"These smooth (round) belts have a Durometer hardness of A70 and can withstand temperatures from -35 to 250 degrees F. Their elastic nature allows them to apply tension on the pulleys when stretched and the rubber construction creates excellent grip characteristics between the pulley and belt. Smooth belts can be used in a variety of applications including follow focus systems, linear drives, 90 degree drives, XY tables, robot tracks, battery hold-downs, etc. Actobotics is a robotics building...

Smooth Belt - 1/8"D (3.5" ID)
Price: $1.20
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Sparkfun Item #: ROB-12130 -

"These smooth (round) belts have a Durometer hardness of A70 and can withstand temperatures from -35 to 250 degrees F. Their elastic nature allows them to apply tension on the pulleys when stretched and the rubber construction creates excellent grip characteristics between the pulley and belt. Smooth belts can be used in a variety of applications including follow focus systems, linear drives, 90 degree drives, XY tables, robot tracks, battery hold-downs, etc. Actobotics is a robotics building...

Smooth Belt - 1/8"D (4.0" ID)
Price: $1.37
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Sparkfun Item #: ROB-12116 -

"These smooth (round) belts have a Durometer hardness of A70 and can withstand temperatures from -35 to 250 degrees F. Their elastic nature allows them to apply tension on the pulleys when stretched and the rubber construction creates excellent grip characteristics between the pulley and belt. Smooth belts can be used in a variety of applications including follow focus systems, linear drives, 90 degree drives, XY tables, robot tracks, battery hold-downs, etc. Actobotics is a robotics building...

SparkFun Ardumoto - Motor Driver Shield
Price: $43.39
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Sparkfun Item #: DEV-09815 -

"This is a motor shield for Arduino that will control two DC motors. Based on the L298 H-bridge, the SparkFun Ardumoto can drive up to 2 amps per channel. The board takes its power from the same Vin line as the Arduino board, includes blue and yellow LEDs to indicate active direction, and all driver lines are diode protected from back EMF. The new version of this shield allows for either 3.3 or 5v logic, a separate and more robust VIN connection, and the PWM input has moved to pin 3. Control...

SparkFun Ardumoto - Motor Driver Shield
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Price: $36.43
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Sparkfun Item #: DEV-14129 -

"The Ardumoto Shield is a dual-motor controller for Arduino. Based on the L298 H-bridge, the SparkFun Ardumoto can drive two DC motors up to 2A per channel. Combined with an Arduino, the Ardumoto makes a fantastic controller platform for RC vehicles or even small autonomous robots. It’s now easier to use, featuring control signal LEDs, while also being much more flexible for advanced users. The board takes its power from the same Vin line as the Arduino board and includes blue and yellow...

SparkFun AutoDriver - Stepper Motor Driver (v13)
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Price: $67.73
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Sparkfun Item #: BOB-13752 -

"The SparkFun AutoDriver board is based on the STMicro L6470 dSPIN stepper motor driver. This powerful chip allows you to control a stepper motor with a voltage from 8 to 45V at 3Arms over an SPI connection. The AutoDriver board has been designed to be easily integrated into a project, even with multiple boards. Just connect your motors and your SPI-capable microcontroller and get steppin'! STMicro’s L6470 is a 3A, 8–45V bipolar stepper motor driver. It has built-in overcurrent...

SparkFun Haptic Motor Driver - DRV2605L
Price: $12.09
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Sparkfun Item #: ROB-14031 -

"Ready to add some good vibes to your project? Look no further than the SparkFun Haptic Motor Driver. This board breaks out Texas Instruments' DRV2605L Haptic Motor Driver, which adds meaningful feedback from your devices using the breakout and an Arduino-compatible device. The DRV2605L is capable of driving two different types of motors, ERM and LRA. It is important to know, however, that the default firmware for the DRV2605L is set for use with ERM type motors. We have created an Arduino...

SparkFun Ludus Protoshield
Price: $43.39
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Sparkfun Item #: DEV-13310 -

"The SparkFun Ludus Protoshield is an Arduino compatible shield designed to make connecting motors and sensors to your Arduino-based development board as fast and easy as possible. Each Ludus shield has been equipped with a small prototyping area for quick integration of Arduino projects without the need of a separate breadboard. Simply assemble what you need in the prototyping area, attach this shield to your Arduino, and you will be up and running in no time. The SparkFun Ludus Protoshield...

SparkFun Monster Moto Shield
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Price: $125.12
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Sparkfun Item #: DEV-10182 -

"This is essentially a ramped up version of our Ardumoto motor driver shield. For this SparkFun Monster Moto Shield we’ve replaced the L298 H-bridge with a pair of VNH2SP30 full-bridge motor drivers. We’ve also beefed up the support circuitry so this board is capable of driving a pair of high-current motors! The VIN and motor out are pitched for our 5mm screw terminals (not included), making it easy to connect larger gauge wires. Note: When using this board in extreme high-demand...

SparkFun Motor Driver - Dual TB6612FNG (with Headers)
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Price: $9.48
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Sparkfun Item #: ROB-13845 -

"The TB6612FNG Motor Driver can control up to two DC motors at a constant current of 1.2A (3.2A peak). Two input signals (IN1 and IN2) can be used to control the motor in one of four function modes: CW, CCW, short-brake, and stop. The two motor outputs (A and B) can be separately controlled, and the speed of each motor is controlled via a PWM input signal with a frequency up to 100kHz. The STBY pin should be pulled high to take the motor out of standby mode. Due to popular demand, this version...

SparkFun Serial Controlled Motor Driver
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Price: $29.48
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Sparkfun Item #: ROB-13911 -

"The SparkFun Serial Controlled Motor Driver (SCMD) is a DC motor driver that’s been designed to drive small DC motors with ease. The SCMD is designed to emulate a typical register-based device in operation. It can be commanded by UART, I2C or SPI communication, and it can drive a constant 1.2A load per motor (peak 1.5A) at 11V. Need more than two motors? Chain multiple SCMDs together and command them through the same serial interface. Need more current? Each board’s output can be...

SparkFun Serial Controlled Motor Driver
Price: $52.08
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Sparkfun Item #: ROB-09571 -

"The SparkFun Serial Controlled Motor Driver allows you to control up to two DC motors using a serial command interface. The serial interface is easy to use and it lets the user select an individual motor, the direction, and the desired speed constant (up to 10 different speed from stop to full speed). The board is based on the L298 Dual Full-Bridge Motor Driver from ST Micro. The motor driver can provide up to 4 Amps of current to the motors (2 Amps per motor). Power can be applied to either...

Sparki Robot - the easy robot for everyone
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Price: $256.94
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DFRobot Item #: ROB0109 -

Sparki is an affordable, easy to use, and fun intro to programming, electronics, and robotics. It is geared towards kids elementary-age and above, educators looking for an easy intro to robotics, parents eager to find something affordable but educational and fun, DIY enthusiasts, and more. It is simple enough for beginners, while being feature-packed enough to be a must-have for pro-users. Sparki is your chance to have your very own robot, completely open source and available to do your...

Sprocket - Hub Mount (0.25", 16T; 0.5" Bore)
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Price: $9.47
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Sparkfun Item #: ROB-12207 -

"These hub-mountable aluminum sprockets can be used to drive wheels or other sprockets with 0.25” chain. They have 16 teeth with a spacing of 0.25”, an outer diameter of 1.407”, a bore of 1/2”, and utilizes the 0.77” 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...

Sprocket - Hub Mount (0.25", 40T; 1.0" Bore)
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Price: $15.21
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Sparkfun Item #: ROB-12522 -

"These hub-mountable aluminum sprockets can be used to drive wheels or other sprockets with 0.25” chain. They have 40 teeth with a spacing of 0.25”, an outer diameter of 3.336”, 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...

Standoff - Metal (1", 4-40, 10 pack)
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Price: $6.87
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Sparkfun Item #: PRT-10738 -

"Metal long standoffs: 1" long x ¼" OD. Used to get your proto board up off the table. #4-40 thread. Fits most development boards with available holes. Don’t forget the screws, found below. Note: We are now selling these in packs of ten. The image shows four standoffs but you will receive ten. A new image will be added as soon as possible."

Stepper Motor Mount - NEMA 14 (Actobotics)
Price: $13.29
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Sparkfun Item #: ROB-12988 -

"The NEMA 14 Stepper Motor Mount connects to the topside of a stepper motor to make integrating it into your Actobotics project even easier. Thanks to the 0.77" hub pattern this stepper motor mount can attach to Actobotics channels or any other surface with the same hub pattern and can make building your 3D printer or precision camera slide a snap. The mount includes four M3 x 6mm x 0.5mm pitch mounting screws for attaching your stepper motor and has a 0.5" bore. Actobotics is a robotics...

Stepper Motor Mount - NEMA 17 (Actobotics)
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Price: $13.69
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Sparkfun Item #: ROB-12987 -

"The NEMA 17 Stepper Motor Mount connects to the topside of a stepper motor to make integrating it into your Actobotics project even easier. Thanks to the 0.77" hub pattern this stepper motor mount can attach to Actobotics channels or any other surface with the same hub pattern and can make building your 3D printer or precision camera slide a snap. The mount includes four M3 x 6mm x 0.5mm pitch mounting screws for attaching your stepper motor and has a 0.5" bore. Actobotics is a robotics...

Tank Treads
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Price: $17.30
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Sparkfun Item #: ROB-00321 -

"Track set for tank treads. Use these treads to create your own tank setup. These work superbly with the Tamiya dual gear box. Comes with: 2 Tracks x 30 Links 2 Tracks x 10 Links 2 Tracks x 8 Links 2 Large Drive Sprockets 2 Large Idler Wheels 6 Large Road Wheels 10 Small Road Wheels Various Drive and Slip Shafts Various Screws and Hardware "

Timing Belt - XL (per foot)
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Price: $6.87
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Sparkfun Item #: ROB-12156 -

"These are resistant XL sized timing belts that fit snug inside of the Actobotics timing pulleys. Each belt is made out of neoprene with fiberglass cords running its length to provide a fair ammount of strength and durability. The timing belts have a width of 3/8", a length of 12", and a 1/5P. Note: This belt is sold by the foot in custom lengths. No returns will be accepted for custom cut lengths. Dimensions: Length - 12" Width - 3/8" Pitch - 1/5 Documents: Product Page (615152) Product Video...

Timing Pulley - Shaft Mount (10T; 6mm Bore)
Price: $13.37
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Sparkfun Item #: ROB-12490 -

"These shaft-mountable aluminum timing pulleys use XL timing belts and attach to a 6mm output shaft with a set screw. They have 10 teeth with a gear pitch of 1/5P, an outer diameter of 0.6”, a bore of 6mm, and requires a belt width of 3/8”. 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....

Tube Clamp Hub - 1" Bore (90 Degree)
Price: $15.63
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Sparkfun Item #: ROB-12174 -

"This tube clamp allows you to secure two 1" bore tubes at 90 degrees. The tubes are held securely in place by set screws. Precision machined from 6061-T6 aluminum. these clamping hubs offer several advantages over set screw hubs. First, they do not damage the shaft which they are attached. Second, they offer more holding power in high torque applications. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the...

Universal Mounting Hub - 5mm Aluminum
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Price: $13.03
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Sparkfun Item #: ROB-10006 -

"The universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 5 mm motor shafts. The hubs are sold in pairs. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Documents: Dimensional Drawing "

Wheel 32x7mm
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Price: $12.09
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Sparkfun Item #: ROB-08901 -

"This custom-designed plastic wheel from Pololu has a silicone tire measuring 1.26" (32 mm) in diameter and is designed to fit the output shafts on our micro and mini metal gearmotors as well as the Solarbotics metal gear motors. Both the Micro Metal Gearmotor Bracket and Extended Micro Metal Gearmotor Bracket will work with this wheel. Sold as two wheels."

Wheel 42x19mm
Price: $12.09
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Sparkfun Item #: ROB-08899 -

"This custom-designed plastic wheel from Pololu has a rubber tire measuring 1.65" (42 mm) in diameter and is designed to fit the output shafts on our micro and mini metal gearmotors as well as the Solarbotics metal gear motors. Teeth on the hub optionally allow a reflectance sensor to be used for encoder feedback. This rugged wheel is designed to fit securely on the output shafts of the micro and mini metal geramotors. These gearmotors should be mounted onto the side of the hub with the...

Wheel 42x19mm (Pair)
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Price: $5.00
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DFRobot Item #: FIT0085 -

This custom-designed plastic wheel has a rubber tire measuring 1.65" (42 mm) in diameter and is designed to fit the output shafts on our mini metal gearmotors as well as the Solarbotics metal gear motors. Teeth on the hub optionally allow a reflectance sensor to be used for encoder feedback. This rugged wheel is designed to fit securely on the output shafts of the micro metal geramotors. These gearmotors should be mounted onto the side of the hub with the protruding teeth. The output shaft...

Wheel Adapter - Hex (17mm, Pair)
Price: $17.37
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Sparkfun Item #: ROB-12445 -

"These wheel adaptors allow you to adapt 17mm hex drive wheels to our .770” hub pattern. The recessed .770” pattern allows you to run 6-32 socket head screws into any .770” hub or component that utilizes the .770” hub pattern. Each kit consists of two 2 aluminum mounts, 2 #8 washers, and 2 8-32 x 1/2” truss head screws. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two...

XBee Explorer Dongle
Price: $43.39
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Sparkfun Item #: WRL-09819 -

"This is the XBee Explorer Dongle unit for the XBee line. With the XBee Explorer dongle you can now plug the unit directly into your USB port. No cables needed! This unit works with all XBee modules including the Series 1 and Series 2.5, standard and Pro version. The on-board voltage regulator is good up to 500mA. You get the red board only. XBee modules sold below. Not sure which XBee module or accessory is right for you? Check out our XBee Buying Guide! Documents: Schematic Eagle Files X-CTU...