Barton Marine Size 1 Single Swivel Block w/Becket [N01130]

Size 1 Single Swivel Block with BecketWith the unique super-low friction ball race systems, featuring acetal sheaves and delrin ball bearings, running on a large diameter center boss. This allows us to fit more load-bearing balls, which ensure extremely low friction performance, even under high loads.Specifications:Sheave size: 20mm x 8mmMax rope diameter: 5mmSafe working load: 275kg / 606lbsBreaking load: 550kg / 1210lbsLength: 39.1mmWeight: 13g