Spacer / spacer roller 3.4mm Spacer rollers and rings are designed for the center of the wheels between the bearings. On some models, the spacer rollers are inserted between the fork arm and the castors.Read more
Spacer / Spacer Cylinder 3.4mm The spacers and rings are intended for the center of the wheels between the bearings. On some models, the spacer rollers are inserted between the fork arm and the wheel.