Single Stainless Steel Block – 60mm SheaveDelrin sheave ensures low-friction and high safe working load. Swivel head may be locked in place to eliminate line twist.Specifications:Sheave Dia. 2 3/8″ (60mm)Thickness 1 3/32″ (28mm)Width 2 1/2″ (64mm)Length 5 1/32″ (128mm)SWL 2250 lbs. (1020kg)Weight 10.2oz (289g)Max. Line 1/2″ (13mm)