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These 7" long stainless steel shafts have a diameter of 1/8". These shafts are solid, which makes them an ideal choice for ax…
Brushless 8 Click is a compact add-on board suitable for controlling BLDC motors with any MCU.
**Replacement:**[ROB-11578](https://www.sparkfun.com/products/11578). These have been replaced with an improved aluminum vers…
These yellow precision disk wheels have an outer diameter of 4”, a width of 0.23”, and utilize the 0.77” hub pattern. T…
These red precision disk wheels have an outer diameter of 3”, a width of 0.23”, and utilize the 0.77” hub pattern. Thes…
These 9" long stainless steel shafts have a diameter of 3/8". These shafts are solid, which makes them an ideal choice for ax…
These ball bearing hubs from [Actobotics](https://www.sparkfun.com/pages/Actobotics) are great when you need to securely fast…
These standard rotation 3.8:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard si…
Channel sliders let you achieve precise linear motion with [Actobotics](https://www.sparkfun.com/pages/Actobotics) channels. …
These 1/2" bore hub spacers allow you to space your sprocket, gear, wheel, or other attachment from the mating hub. These hub…
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 …
These pinion gears attach to a 6mm D-shaft or gear motor using a setscrew. These gears have 20 teeth with a gear pitch of 32P…
Multi Stepper Click is a compact add-on board that contains a bipolar stepper motor driver.
These smooth (round) belts have a Durometer hardness of A70 and can withstand temperatures from -35 to 250 degrees F. Their e…
**Replacement:**[ROB-11674](https://www.sparkfun.com/products/11674). This was replaced by the MKII version of the pan-tilt b…
These micro gearmotors are incredibly tough and feature full metal gears. They have a gear ratio of 100:1 and operate up to 1…
These aluminum channels are the building blocks to the [Actobotics](https://www.sparkfun.com/pages/Actobotics) line and funct…
These 2" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for a…
This is one of the smallest servos we carry, but don't let its size fool you! The HS-5035HD is the digital version of the pop…
This is one cool little car. This simple, two-wheel drive chassis has a rack-and-pinion style steering mechanism so it turns …
These 3" long stainless steel D-Shafts have a diameter of 1/4". The flat edge that runs the length of the shaft makes it an i…
This motor has a long (0.365" or 9.27 mm), D-shaped metal output shaft that matches the Pololu wheel 42x19mm and 32x7mm. The …
These 6" long stainless steel shafts have a diameter of 3/8". These shafts are solid, which makes them an ideal choice for ax…
These hubs are perfect for running a hub through a ServoBlock Kit that is directly to your C1 Hitec servo spline. These alumi…
These hub-mountable aluminum sprockets can be used to drive wheels or other sprockets with 0.25” chain. They have 16 teeth …
These 2" long stainless steel tubes have an outer diameter of 1", an inner diameter of 0.88", and a wall thickness of 0.06". …
These zinc-plated socket head machine screws are 1-3/8"” long and have a tread pitch of 6-32. Sold in packs of 25. **Note:…
These aluminum beams are great for making unique links and connections in your [Actobotics](https://www.sparkfun.com/pages/Ac…
These zinc-plated socket head machine screws are 3/8” long and have a tread pitch of 6-32. Sold in packs of 25. **Note:** …
These pinion gears attach to a 6mm D-shaft or gear motor using a setscrew. These gears have 16 teeth with a gear pitch of 32P…
These standard rotation 2:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size…
These 6" long stainless steel shafts have a diameter of 1/8". These shafts are solid, which makes them an ideal choice for ax…
The Pololu Pushbutton Power Switch is a compact, solid-state power switch controlled by a momentary pushbutton switch. Becaus…
These compact motor drivers based on the Freescale Semiconductor MC33926 motor driver integrated circuit from Pololu are an e…
Mecanum wheels allow your robot to not only travel forward and backward, but also side to side. Using rollers set on a 45° r…
The D Style Motor mount connects to the inside of [Actobotics](https://www.sparkfun.com/pages/Actobotics) channels and works …
These 10" long stainless steel shafts have a diameter of 1/4". These shafts are solid, which makes them an ideal choice for a…
These dual channel 45 degree angle brackets mate directly to [Actobotics](https://www.sparkfun.com/pages/Actobotics) channels…
These 10" long stainless steel shafts have a diameter of 1/8". These shafts are solid, which makes them an ideal choice for a…
These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can…
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. The…
These 9" long stainless steel D-Shafts have a diameter of 1/4". The flat edge that runs the length of the shaft makes it an i…
These clear yellow precision disk wheels have an outer diameter of 2”, a width of 0.23”, and utilize the 0.77” hub patt…
The uArm Metal is an Arduino-powered, 4-axis robot arm that has been modeled after industrial pallet packing and car building…
This robotic claw is a step up from the classic. The MKII takes everything you loved about the standard robot claw from DAGU …
