Feature:1. It is made of aluminum alloy with high hardness and corrosion resistance;2. The surface is treated by anodic sand blasting process, the overall hardness and handle are greatly improved, and it is not easy to accumulate dust;3. Lightweight hollow design.Specification:Main material: aluminum alloyProduct color: Red/BlackProduct size: about 95x50x45mmNet weight: About 126.6gLarge circle diameter: 31.8mmSmall circle diameter: 28.6mmDistance between two centers: 45mmScope of application: downhill/mountain bike and other cross-country competition level all-round typeNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-3cm measuring deviation due to manual measurement.

1 X Bicycle Stem