Fit 7 and 8 gears Nexus hub.

Fit among other:

SG-5R30

​SG-5R35

SG-7C30

​SG-7R50

SG-S501

SG-S700

SG-C3000-7R

SG-C3000-7C

​SG-C6000-8D

​SG-C6000-8C

​SG-C6001-8D

​SG-C6001-8R

​SG-C6010-8R

SG-S7000-8

​SG-S7001-8