T- 4pcs 100mm Steel Mecanum Wheels Set Left Right Wheels For Robot Car 14162
Suitable for: Robot Car 14162. The biggest difference between this model and the 4in 100mm universal wheel 14094 is that the 14094 is with bearings and the 14162 is with POM. 100mm / 3.9in. Each wheel consists of 9 rollers.