The cheek plate revolves around the sheave axle allowing the block to open; a safety ball stops the block from opening with an adjustable screw to set the ball on locked position. There is a becket for the “hanging line”. The block consists of a hard anodized and Teflon coated aluminium cheek plates with side rubber protections (yellow rubber on the revolving cheek plate) with composite fibre sheave with double side ball bearing.
This line of snatch blocks can come supplied with a shackle, Shap chackle or soft loop.