It is very flexible. Not easy to be wear and tear. It is made of rubber,can withstand a great weight Material: Rubber + Metal Wheel OD: 68mm Wheel wide: 24mm Bearing ID: 6mm Axles: 40mm Package Contents: 2 x wheels 4 x bearings 2 x wrenches 2 x bolts 4 x washers Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
Availablity: 3-5 days
Free shipping & return for orders over $200