Features: More comfortable riding: Great angle and length, this stem really makes your riding position much more comfortable and flexible. Material: This bike handlebar riser is made of high quality aluminum alloy, light weight, better toughness, no deformation, anti-rust, bring you better riding experience for your outdoor travel. Easy installation: Easy installation, just connect the original front fork stem. Suitably compatible for MTB, BMX, downhill bikes, fixed equipment, road bikes etc. Adjust the height as you need: The bike stem riser offers an increase in stem height of up to 50mm, you can perfectly adjust your new stem height to your riding needs. Customer Service: If you are not sure about our products, please contact us through the buyer information. We will offer you a solution within 24 hours! Specification: Product Name: Adjustable MTB Bike Handlebar Material: aluminum alloy Overall Size: 105mm x 28.5mm / 73mm x 28.5mm (HxDia.) Net Weight: 97g (73mm x 28.5mm) / 135g (105mm x 28.5mm) Package Includes: 1 x riser for bicycle stem