Description Material - The handlebar stem is made of aluminum alloy, which is light, strong, corrosion resistant and dimensionally stable Dimensions - Handlebar diameter: 25.4/31.8mm; Fork diameter: 28.6mm; Hole spacing: 110mm ADJUSTABLE - 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 comfortable EASY TO INSTALL - simply attach the stock fork and handlebar, adjust the angle and the stem bolt locks securely APPLICATIONS - 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 accordingly Package 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.