4pcs Road Bicycle Aluminum Alloy Headset Washer MTB Bike Front Fork Stem Spacers Cycling Accessories Features: brand new and high quality. Made of high-quality aluminum alloy material, sturdy and durable to use. They are lightweight and easy to install, having smooth surface and exquisite workmanship. Use for 1-1/8" (28.6mm) Stem. These are for oversize forks and stems at 1 1/8". It is 5-10-15-20mm high. It is perfect to get a good fit on your bike. If you need to raise your handle bar, use these spacers. Specifications: Color: black, red, blue, gold, silver Material: aluminum alloy Inside Diameter: 28.6mm/1.12" Height: 5/10/15/20mm Quantity: 4pcs Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls 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! Package Includes: 4pcs Headset Washer