Set Screw Locking Collar :
Setscrew locking mechanism is easy to install and well-suited for reversing applications and normal loads.
Eccentric Locking Collar :
The self-locking collar eliminates the need for locknuts, washers, shoulders, sleeves and adapters.
Concentric Locking Collar :
These housed units are selected where setscrew locking is preferred, but inner- ring stress and/or distortion are of major concern.