Block 57mm single lash/tie

Composite Ball Bearing BlocksComposite ball bearing blocks are engineered for competitive sailing.The high strength composite sideplates are to provide top performance of working loads.Rope colours may differ.57mm Single Lashing Block -BB-5501FSheaves: 57mmMaximum line: 10mmWeight:60gMax. working load: 370kgMax breaking load: 1200kgs MATERIALSSheave: self-lubricant acetal compositeBall Bearing:self-lubricant acetal compositeSideplates/frames: reinforced glass fiber Nylon composite with UV stablizedShackle: Forged Grade 316 stainless steelAPPLICATIONSMainsheet system, jib and spinnaker sheets on dinghies to 5m(16ft)Halyard, vang and backstay on boats to 8m (26ft)Control lines on boats of all sizes