Introduction: Looking for a reliable and durable crank arm bolt that can withstand the test of Look no further than our Anti-Rust Material Making bike crank arm bolt, made from premium titanium alloy material that is resistant to corrosion, strong and durableWith CNC precision processing and accurate standard size, this bottom bracket bolt comes with a professional titanium alloy punch to ensure a perfect fit for each inner hexagon and wrenchIts precision threads and firm connection make it an excellent choice for mountain bicycles, road cycles, and other bikesAnd if youre not satisfied with the quality of our cycling screws, M8 bolts for bikes, and other mountain bike maintenance accessories, we offer a guarantee that you can send us an email at any and well reply instantly to help solve your problem. Crank arm bolt is made of premium titanium alloy material, anti-corrosion, strong and durable. Selection of dedicated titanium alloy punch, ensure the perfect fit of each inner hexagon and wrench.Specification: Material: Titanium AlloyOptional Color: Titanium, Gold, RainbowSize: M8*15mmWeight: Approx. 7gPackage list:1 * Crank Bolt