Rubber Mounted Cartridge Units
Conductive rubber interliner helps dissipate static and reduce noise and vibration. Setscrew units have two setscrews 120° apart in the inner ring. Eccentric locking collar units provide locking for one-directional applications. Styles include:

- RCSM Series - Eccentric locking collar type.
- RCSM S Series - Setscrew locking type.
- RABR Series - Eccentric locking collar type.
- RABR S Series - Setscrew locking type.