Shimano SM-HB20 Bicycle Bike Centerlock Lockring for 15/20mm Thru-Axle Hub use
Shimano SM-HB20 Bicycle Centerlock Lockring for 15/20mm Thru Axle Hubs

This lock ring is required to attach a center-lock brake disc to the corresponding hub with 15 or 20 mm thru axle.

A tool is required for mounting, which is also used when mounting external bearing shells.

Generally suitable for Shimano 15 mm and 20 mm front thru-axle hubs aluminium

Features:

-Center-Lock ring for fixing the disc rotor

-For hubs with thru axle 15mm and 20mm

-With external tool holder

-Compatible tool TL-FC36 (Hollowtech II bearing tool) 

Spec:

Model:SM-HB20
 
Material: Aluminium
 
Dimension:44x44x8mm
 
Color:Black
 
Weight:approx.22g
 
For 15/20mm Axle Center-Lock hubs use