Description: Material: Bike stem is made of full aluminum alloy material, lightweight. Workmanship: The Handle Bar Stem adopts the overall welding free process, which is strong and durable. With protective cover: With Comes with a stem cover to protect the stem. Size: for 25.4mm handlebars. Please note that the center diameter of the handle bar might be different from the diameter of the ends. Please measure the diameter of where the stem is installed on the handle bar before purchase. Use: Suitable for retro style bikes. Specification: Material: Aluminum Alloy Handlebar Stem Clamp Diameter: 25.4mm or 1.00inch Tube Diameter: 22.2mm or 0.87inch Stem length: 80mm or 3.15inch Length: 220mm or 8.66inch Stem Rises angle: 30 Package Includes: 1 Piece Bike Stem Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping! Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.