Barton Size 3 Blocks - 45 mm sheaves for ropes up to 10 mm

These sleek tough blocks utilise glass filled nylon and stainless steel to provide endurance whilst keeping the weight down. Use them to make powerful purchase tackle, mainsheets and vangs. The 10 mm diameter rope provides a comfortable grip for strenuous hauling. Technical Specifications Sheave Size: 45 mm x 13 mm Max Rope Diameter: 10 mm Break Load: 800 kg WLL at 2:1 Safety Factor: 400 kg Overall Length: 80 - 120 mm Weight: 60 - 257 g