Description: 100% brand new and high quality Features: PREMIUM QUALITY: Solid and firm aluminum alloy handlebar extender that is hard to loose, more safety when using. Strong in anti-corrosion and rust-free, high toughness and not easy to deform. ADVANTAGES: The bike stem extension provides additional stack spacers, you can adjust the height of stem easily by yourself with it, just put the spacers according to your need, then it's finish. Good accessories for cycling enthusiasts. CHARACTERISTICS: Suitable for inner diameter: 24.6mm-25.4mm The bicycle stem riser can extend the fork stem by 5mm to 50mm, excellent for mountain bicycle, road bike, MTB to rise up the handlebar fork stem. APPLICATION: The stem riser can adjust the gasket to fit your need freely, reducing the pressure of waist effectively, making your cycling more relaxed and comfortable. WARM SERVICE: Please do not hesitate to contact us for any problems, will do at your service. Specifications: Material: Aluminum Alloy Length: about 122.5mm/4.82in Height Increase Range: 5-50mm Quantity: 1 piece Colour: Black Note: Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Packaging Includes: 1 x Bicycle Stem Riser