Crank arm bolt is made of premium alloy material, anti-, strong and . Selection of dedicated alloy punch, ensure the fit of each inner hexagon and wrench.

Features:
1. ANTI-RUST MATERIAL MAKING: Crank arm bolt is made of premium alloy material, anti-, strong and .
2. FINE WORKMANSHIP: CNC processing, accurate and standard size.
3. PROFESSIONAL ALLOY PUNCH: Selection of dedicated alloy punch, ensure the fit of each inner hexagon and wrench.
4. GREAT BIKE PART ACCESSORY: threads, firm connection, not easy to fall off. Great modification accessories for mountain , road cycle, etc.
5. GUARANTEE: If you are not satisfied with our product you received, you can send emails to us at any time. We will reply you instantly and help you solve your problem.

Specification:
Material: Alloy
Optional Color: , Gold, Rainbow
Size: M8*15mm
Weight: Approx. 7g

Package list:
1 * Crank Bolt