SHIMANO center lock ring for 15/20 mm thru-axles SM-HB20
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 (Shimano, SRAM bottom bracket).
Brake Disc Mount: Center Lock
Compatibility hub: quick release, thru axle 12 mm rear / 15 mm and 20 mm front
Tool holder: Hollowtech II bearing tool
Torque: max. 40 Nm
Scope of supply: 1x SHIMANO center lock ring for 15/20 mm thru-axles SM-HB20