Bicycle Expansion Hanging Core Front Fork Aluminum Alloy Bike Head Hanging Screw Tube Expansion Sunflower Hanging Core front fork extender adjustable screwdrivers headset expander plug 1 inch 1-1/8Features: 100% brand new and high qualityHigh Quality: Aluminum alloy top cap bicycle fork expansion cap is made of quality material, which is durable, antioxidant and durable for prolonged use.Best Accessory: Replaces the conventional star nut and the top cap, a must for bicycle guides. Perfect tools to help you fix your old broken bicycle, useful accessories.Robust and Durable: Can be used repeatedly, biting hard, does not damage the fork, an essential element for top-notch bicycles.Practical Tool: Eliminating the risk of damage and providing additional support to the fragile top edge of the address. Can firmly connect the front fork.Easy Installation and Removal: Just use the hex key and bicycle tools then install it in minutes by yourself.Specification: Material: Aluminum AlloyColor: As The Picture ShowsPackage Weight: approx.40gSize: approx.5x2.5cm/1.96x0.98inPackage Includes: 1Pc x Front Fork Tip Tube Expansion Hanging Corenote: Please allow 1-2cm 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!