Hex Crank Arm Bolts With 8mm Allen Key, Capless Bottom Bracket Hardware For Square Taper And Standard BBs, M8 Thread, 18mm Long, Bike Axle Screws, 2 Pack, Durable Steel Construction, Easy Install, No Cap Needed

Hex Crank Arm Bolts with 8mm Allen - Capless BB 2 Pack
✔️ 2-pack capless crank bolts for square taper and BBs, M8 x 18mm

These hex crank arm bolts secure crank arms to square-taper or standard bottom brackets and simplify installation with a capless design.

✅ Fits square-taper and standard bottom brackets
✅ Includes plastic seal so no separate crank cap is needed
✅ M8 thread, 18mm bolt length
✅ End cap diameter 20mm
✅ Pack of 2 bolts

💡 What is a crank bolt used for in bicycle maintenance?

This handy component secures the crank to the bottom bracket and helps avoid needing a separate cap in many setups.

- Secure crank arms to the BB with capless design - Compatible with square taper and standard BBs - M8 thread and 18mm length fit common crank assemblies - Includes a plastic seal to keep dirt out