It is made of , safe and , not easy to rust and corrosion, and has a . This is a bike wheel skewer spring that will bring convenience to your riding. Excellent craftsmanship makes it have good functionality and can effectively fasten the quick release device to protect your riding safety. Features - Color: Silver. - Material: Stainless Steel. - Size: 1.50X1.30X1.30cm/0.59X0.51X0.51inch. - Great for bike front rear quick release skewer, skewer hollow shaft, axle fixed rod and etc. - The convenient and practical small spring is an excellent bike replacement accessory. - wheel parts replacement springs for quick release hubs. - It can be well applied to the quick-release device, play the role of an elastic pad, and can effectively prevent the quick-release device from loosening. - The product has fine workmanship, fine texture, safety, durability, light and practicality. Package list: release springs