Feature

●Size: 8mmx15mm
●Material: 45# silver plated
●In the manufacturers retail Packaging.
●In the manufacturers retail packaging.
●Package includes: 2 PCS


Description

arm boltarm bolt

WIROJ Hex Head Crank Arm Bolts 8mm x 15mm

  • Crank bolts to fit square tapered and standard bottom brackets
  • No separate crank cap needed
  • 10.9 high strength chrome plated waterproof screw with waterproof plastic seal.
  • M8*18mm Bottom Bracket.
  • Coated with blue antiskid adhesive.

Installation Steps:

arm boltarm bolt

arm boltarm bolt

arm boltarm bolt

1. Install

Please check the interface of your crank arm is square.

2. Install

8mm Hex Crank Arm Fixing Bolt and Cap replace the old bolts for your crank.

3. Install

Uses an 8mm hex wrench to install.

Arm boltArm bolt

arm boltarm bolt

arm boltarm bolt

Size:

8mmx15mm

blue antiskid adhesive:

Coated with blue antiskid adhesive.

Material:

High strength chrome plated waterproof screw with waterproof plastic seal.

Note:

If your crank arm is ovalized and keeps falling off. Replacing the bolt with keep the crank arm attached for a while but will eventually fall off. If this happens you will need a new crank arm. When the square taper is ovalized from wear, it will back out the bolt.