Barton Size 4 Plain Block Upright With Fairlead N04151

A strong, lightweight block for use on dayboats and cruising yachts. Ideal for mainsheet, vang, tackles, lead blocks or wherever a powerful and compact purchase tackle is required. Barton plain bearing blocks have a precision moulded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads. With fairlead. Fairlead prevents line falling away when not under load. Fastenings 5mm. Length mm: 105 Weight: 234Sheave size: 58mm x 17mm (2 1/4 x 5/8")Fiddle: 32/58mm x 17mm (1 1/14" / 2 1/4" x 5/8")Max rope diameter: 12mm (7/16") SWL: 630kg (1385lbs)Break load: 1260Kg (2770 lbs) Length: 105mmWeight: 234g >!!