Birzman Lockring Socket 12mm Shimano HG Best Guaranteed

Product Description

Features ∅12mm center pin for thru axel hubs.
Compatible with Shimano® HG™ & SRAM® Cassettes, Shimano® Center Lock, or other similar 12-spline ∅23.4mm lockrings.

Specification:

• Functions: 1/2″.
• Material: Alloy steel (socket) / Aluminium (center pin).  

Occasionally, without notice, manufacturers change product design and/or specifications.