Freewheel clutch separately controlled couplingsbrakes, ratchet arrangements etc; in some design. Clutch is preferred to conventional solutions because of its advantages in operating safety & better automatization. No Driving Contact between inner & outer ring, while in rotation, in one direction and driving contact between inner & outer ring, which transmit torque in the other direction of rotation.These Clutches should never be dismantled at users end. Sprag type, with bearing support. Tapped holes on face to mount part.