Material The handlebar stem is made of aluminum alloy, which is light, strong, corrosion resistant and dimensionally stableDimensions Handlebar diameter: 25.431.8mm; Fork diameter: 28.6mm; Hole spacing: 110mmADJUSTABLE The angle of the bike stem is adjustable from 0 to 60 degrees, you can adjust the angle that suits you and make your riding more comfortableEASY TO INSTALL simply attach the stock fork and handlebar, adjust the angle and the stem bolt locks securelyAPPLICATIONS Adjustable bars fit most bicycles, BMX, DH, mountain bikes, road bikes, etc. Please check your handlebar and fork size before purchasing and choose the suitable model accordinglyPackage Contents: 1 x Adjustable Bike Stem.We only sell Adjustable Bike Stem, not other items in the pictures.Due to the difference between different monitors, the pictures may not reflect the actual color of the item.Due to manual measurement, please allow slight errors in size.