Lewmar 60mm Single Synchro Block Lewmar Fixed Stainless Portlights Upper sheave safe working load

Upper sheave safe working load 200 lbs (91 kg)

Packs into its own internal chest pocket

Exit blocks minimize friction in lines passing through the deck or exiting masts and booms

Fastener - 5/32 in

Safe Working Load 4600 lbs

Lewmar 60mm Single Synchro Block Lewmar Fixed Stainless Portlights Upper sheave safe working loadProduct Description Lewmar 60mm Single Synchro Block Lewmar's Synchro Blocks are engineered for speed, efficiency and superior handling. We use a combination of scientifically optimized block geometry, a Free Spin bearing and self aligning head to reduce friction and increase efficiency by up to 40%, over budget blocks on mainsheet systems. Each component is perfectly synchronized with the movement of the rope, providing you with an easier, smoother