4 Pack 14mm Crank Arm Nuts M10 Bicycle Bottom Bracket Cotterless Threaded Nuts For Mountain And Road Bikes High Quality Metal Construction Rust Resistant Finish Deep Threads Built To Last Easy Install

4-Pack 14mm M10 Crank Arm Nuts for MTB and Road Bikes
✔️ 4 x Crank Arm Nuts, M10, 14mm OD, metal, black, rust-resistant

These crank arm nuts secure cotterless crank arms to the bottom bracket axle on bicycles, including mountain and road bikes. Made from metal with a rust-resistant finish, this 4-pack provides durable performance and easy maintenance.

✅ Size: M10 thread, Outer diameter 14mm, Material: metal, Color: black
✅ Finish: electroplated for rust resistance
✅ Package: 4 nuts, reusable and easy to install
✅ Compatibility: cotterless crank systems on mountain and road bikes

💡 What is a crank arm nut used for and why replace it?
A handy piece that keeps the crank tight on the bottom bracket.
- Secures crank to axle in cotterless setups
- Deep threads provide solid engagement and easier removal
- Rust-resistant metal finish lasts longer in all conditions
- Pack includes 4 nuts for quick replacements