This high density polyethylene roller is designed to be used with a carabiner on the No. 1293 saddle above or any floating D-ring saddle (KK-No. 3LFD, No. 3LFDXW and No. 4.) Can be used with the following:
12mm Double Autolock
HMS Powerlock
HMS Triple Lock
William Ball Lock
433 Captive Eye Carabiner

The roller reduces the wear and tear on the suspension strap while providing the climber with easy and consistent side to side movement. 2” long. Weight 2 oz.