No lubrication required; Expected life 3 years without lubrication; First installed line has been running for 2 years without detectable wear; Weight reduced from 12 lbs to 7 lbs (795 pusher side) using aircraft aluminum alloy; Low centrifugal forces allow higher speeds, reduce turret vibration, protect shaft bearings; Increased productivity, reduced pleating; Compressed air savings design available, Patented shock absorbing bushing for cam follower preload.