Made of high-quality aluminum alloy which is strong, wear-resistant, long-lasting. Hollowed-out design,lightweight and easy to mount and release. 60 adjustable, providing you with the most comfortable cycling posture. You just need to connect up the original front fork stem and make sure four bolt bar clamp fixed securely in position. Suitable for mountain bike, road bike, MTB,fixed gear and other bicycles. Specification: Material: Aluminum Alloy Angle: 0-60 degree adjustable Handlebar Diameter: 25.4mm Fork stem diameter: 28.6 mm/ (1-1/8") Length:90mm,110mm for you choose Color: Black Package Includes: 1 Piece Bicycle Handlebar Stem Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks!