Next Product 57 mm Quad Block ? Swivel, Center Becket $227.00 57 mm Quad Block ? Swivel, Center Becket quantity Add to cart SKU: HSB380 Category: 57 mm Carbo Description Description Sheave Ø (mm)57 mm Sheave Ø (in)2 1/4 in Maximum line Ø (mm)10 mm Maximum line Ø (in)7/16 in Maximum working load (kg)1080 kg Maximum working load (lb)2380 lb Related products Quick View Quick View 57 mm Carbo57 mm Quad Block ? Swivel $225.55 Add to cart Quick View Quick View 57 mm Carbo57 mm Triple Block ? Swivel $180.20 Add to cart Quick View Quick View 57 mm Carbo57 mm Block ? Swivel, Becket, Cam Cleat $174.30 Add to cart