Six 8mm Hex Crank Arm Bolts With Caps For Square Cranksets, Durable Metal Construction, 26.5mm Length And 20mm Diameter, Includes Six Bottom Bracket Screws, Perfect Bike Repair Hardware Kit

Six 8mm Hex Crank Arm Bolts with Caps for Square Cranksets
✔️ Six pcs, 26.5 mm length, 20 mm dia, metal crank bolts

These six hex crank arm bolts with caps are metal construction designed for square tapered cranksets. They’re used to secure crank arms to bottom brackets on most bicycles, providing a reliable repair kit staple for field and shop work.

✅ Six bolts included for complete replacement or spare parts set
✅ Metal construction for durability and reliable performance
✅ 26.5 mm length, 20 mm diameter matches common square taper designs
✅ Compatible with square tapered bottom brackets and various crank types

💡 What is a crank arm bolt used for and how do you pick the right size for square taper systems?

Short answer: They secure the crank arm to the bottom bracket spindle on square taper systems, and choosing the right size ensures a tight, safe fit.

- Purpose: secures crank arm to bottom bracket on square taper systems.
- Size cues: length 26.5 mm, diameter 20 mm fit many cranks and keepers.
- Material: metal bolts offer durability and reliable torque retention.
- Compatibility: check your crank and bottom bracket specs before buying.