Knowing where your robot is can be very important! The RedBot Wheel Encoder allows you to track the number of revolut…

Mecanum wheels allow your robot to not only travel forward and backward, but also side to side. Using rollers set on a 45&…

At 120mm in diameter and 60mm wide, these are some seriously burly little wheels. The tire is soft black rubber with deep …

This custom-designed plastic wheel from Pololu has a silicone tire measuring 1.26" (32 mm) in diameter and is designe…

  This ball caster kit from Pololu includes a black ABS housing, a 3/8" diameter metal ball, two spacers (1/16&qu…

This is a set using a pair of 42x19mm wheels, a pair of extended brackets, and two matching wheel encoders. This quadr…

Track set for tank treads. Use these treads to create your own tank setup. These work superbly with the Tamiya dual gear bo…

This custom-designed plastic wheel from Pololu has a rubber tire measuring 1.65" (42 mm) in diameter and is desi…

A metal caster used for omni-directional robots. Omni-what? Imagine a robot with the dual-motor gear box. The robot can…

These heavy duty wheels have a diameter of 4” and a width of 1”. They have a hard inner plastic core and a smo…

  This ball caster kit from Pololu includes a black ABS housing, a 3/8" diameter plastic ball, two spacers (1/16&…

These heavy duty wheels have a diameter of 6” and a width of 1”. They have a hard inner plastic core and a smo…

This quadrature encoder board is designed to hold two infrared reflectance sensors inside the hub of the 42x19mm wheel and …

This 150mm ribbon cable has an AMP Micro-MaTch connector on either end. It's a quick and easy way to get your HUB-ee w…

These are different wheel combinations for the Tamiya twin gear box. All tire types press-fit directly onto the Tamiya axel…

These are different wheel combinations for the Tamiya twin gear box. All tire types press-fit directly onto the Tamiya axel…

These are different wheel combinations for the Tamiya twin gear box. All tire types press-fit directly onto the Tamiya axel…

These skate wheel adaptors have a diameter of 1”, a width of 0.32”, and utilize the 0.77” hub pattern. T…

These are different wheel combinations for the Tamiya twin gear box. All tire types press-fit directly onto the Tamiya axel…

These skate wheel adapters have a diameter of 1”, a width of 0.32”, and utilize the 0.77” hub pattern. T…

These black precision disk wheels have an outer diameter of 4”, a width of 0.23”, and utilize the 0.77” …

These blue “skate” wheels have an outer diameter of 4.90”, an inner diameter of 0.87”, and a width…

These gray “skate” wheels have an outer diameter of 2.975”, an inner diameter of 0.87”, and a widt…

These blue “skate” wheels have an outer diameter of 2.975”, an inner diameter of 0.87”, and a widt…

These blue precision disk wheels have an outer diameter of 4”, a width of 0.23”, and utilize the 0.77” h…

These black precision disk wheels have an outer diameter of 3”, a width of 0.23”, and utilize the 0.77” …

These blue precision disk wheels have an outer diameter of 2”, a width of 0.23”, and utilize the 0.77” h…

These clear precision disk wheels have an outer diameter of 3”, a width of 0.23”, and utilize the 0.77” …

These red precision disk wheels have an outer diameter of 3”, a width of 0.23”, and utilize the 0.77” hub pattern. T…

These black precision disk wheels have an outer diameter of 6”, a width of 0.23”, and utilize the 0.77” …

These black precision disk wheels have an outer diameter of 5”, a width of 0.23”, and utilize the 0.77” …

These red precision disk wheels have an outer diameter of 5”, a width of 0.23”, and utilize the 0.77” hu…

These red precision disk wheels have an outer diameter of 2”, a width of 0.23”, and utilize the 0.77” hu…

These orange precision disk wheels have an outer diameter of 5”, a width of 0.23”, and utilize the 0.77”…

These blue precision disk wheels have an outer diameter of 3”, a width of 0.23”, and utilize the 0.77” h…

These orange “skate” wheels have an outer diameter of 4.90”, an inner diameter of 0.87”, and a wid…

These red precision disk wheels have an outer diameter of 4”, a width of 0.23”, and utilize the 0.77” hu…

These clear precision disk wheels have an outer diameter of 2”, a width of 0.23”, and utilize the 0.77” …

These clear yellow precision disk wheels have an outer diameter of 5”, a width of 0.23”, and utilize the 0.77&…

These white precision disk wheels have an outer diameter of 2”, a width of 0.23”, and utilize the 0.77” …

These black precision disk wheels have an outer diameter of 2”, a width of 0.23”, and utilize the 0.77” …

These yellow precision disk wheels have an outer diameter of 5”, a width of 0.23”, and utilize the 0.77”…

These clear orange precision disk wheels have an outer diameter of 4”, a width of 0.23”, and utilize the 0.77&…

These clear precision disk wheels have an outer diameter of 4”, a width of 0.23”, and utilize the 0.77” …

This AMP Micro-MaTch connector crimps onto a ribbon cable so that you can make your own HUB-ee connector cables for HUB-ee…

These clear orange precision disk wheels have an outer diameter of 2”, a width of 0.23”, and utilize the 0.77&…

These clear orange precision disk wheels have an outer diameter of 3”, a width of 0.23”, and utilize the 0.77&…

These blue precision disk wheels have an outer diameter of 5”, a width of 0.23”, and utilize the 0.77” h…

 These lipped Rubber Rings have an inner diameter of 4.65", a width of 1/8", and a sturdy rubber sidewall. T…

These yellow precision disk wheels have an outer diameter of 3”, a width of 0.23”, and utilize the 0.77”…