| Barton Size 4 Plain Block Upright 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. without fairlead, Fairlead prevents line falling away when not under load. Fastenings 5mm. Sheave size: 58mm x 17mm (2 1/4 x 5/8inch) Fiddle: 32/58mm x 17mm (1 1/14inch / 2 1/4inch x 5/8inch) Max rope diameter: 12mm (7/16inch) SWL: 630kg (1385lbs) Break load: 1260Kg (2770 lbs) Length: 92mm Weight: 218g |
