Lewmar 60mm Double Becket Synchro Block SCHAEFER SILVER TRACKS For rear release

For rear release

This is to ensure an adequate factor of safety in lifting applications and to account for the high-cycle fatigue present in towing applications

Schaefer Single Stainless Block w/ Front Side Shackle

Sheave 1 3/16 + 3/4 in

Lewmar 60mm Double Becket Synchro Block SCHAEFER SILVER TRACKS For rear releaseProduct Description Lewmar 60mm Double Becket 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,