Feature: 1. Powerful Features: Due to the titanium alloy material, the bolt has the features of being rust proof, light and compact, aslo easy to carry, suitable for long term use. 2. Fine Workmanship: Automatic thread rolling machine processing, thread dense with high strength, stable fastening process, but also strengthen the overall finish, also has bright beautiful color. 3. Titanium Alloy Material: Made of high quality titanium alloy with waterproof, rust and corrosion resistant features, having good performance for long service life. 4. Portable Item: Designed with light weight and high strength, will not increase the burden or cause additional energy waste. 5. Package Content: There is only a bolt screw included in the package, other tools and accessories need to be prepared by your self. Thanks for your understanding. Specification: Item Type: Headset Cap Bolt Material: Titanium Alloy Application: for Mountain Bike Product Size: Approx.M6x40mm（Column Head） Gross Weight: Approx.10g/0.35oz. Package List: 1 x Bolt Screw