This Robot Wheel widely used in robotic applications. It comes with a measure of 100mm Dia. x 2mm Width. This robot wheel is quite easy to mount, durable, and cheap. These wheels have a 6mm hole for a shaft with the screw for fitting making it very easy to mount on motors. These robot wheels wrapped with Rubber Track belt for maximum Grip.
These BO Motor Straight motor designed specifically to offer good torque and rpm at lower operating voltages, which is the biggest advantage of these motors. Small shaft with matching wheels gives an optimized design for your application or robot. Mounting holes on the body & light weight makes it suitable for in-circuit placement. This motor can be used with 69mm Diameter Wheel for Plastic Gear Motors.