Description:

This Crankarm Bolt Dustproof Cover made of 7075 aluminium alloy, lightweight, sturdy, rustproof, and corrosion resistant
CNC machined with high precision smooth surface with no burrs and standard threads fit perfectly to prevent water, dust and other elements out
Size: Bolt/ size: M18/M30; Easy to remove and use
To fix the the crankset and crank of the chain wheel.
Suitable for most mountain bikes, mountain bikes, road bikes and more

Specification:

Material: aluminium alloy
Size:
Bolt: M18
: M30

Package Includes:

1 Piece Crankarm Bolt
1 Piece Crankarm
1 Piece Washer