Makes a great gift for those in need of skateboard accessories. Replacement kit for bearings and wheels. The aluminum alloy material is durable and practical. The combination of suits is relatively complete. Strong load capacity and light weight without compromising taxiing speed. Easy to install. High end dual tilt skateboard with this set Universal Skateboard Accessories Material: aluminum alloy Color: Gold, Black, Silver Weight: 80g Size: 8mm, 10mmx11mm Package content: 1 set of 4 sleeves, 4 side nuts, 8 sliding wires. Only the above package contents, other products are not included. Note: Light and different monitors may cause the item's color to be slightly different from the actual item. Measurements allow +/- 1-3 cm.