The 60mm Aluminum LEGO Compatible Mecanum Bearing Rollers Wheel-LEFT is the smallest size mecanum wheel in all of our mecanum wheels. it is a LEGO compatible mecanum wheel. You can also use universal hubs to connect the wheels and motor.
It will give you more choice, each wheel is comprised of 8 rubber rollers, these axles and rollers are sandwiched between two aluminum plates, use these mecanum wheels on your robot, it can be able to forward/backward movement, but also side to side. Using rollers set of 45-degree rotational axis parallel to the main rotational axis of the wheel, all of you need to do is to add your drive motors, controller boars, and batteries.
1 x??60mm Aluminum LEGO Compatible Mecanum Bearing Rollers Wheel-Left
2 x Coupling
3 x M3?35 Allen Bolts