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Sheave Ø (mm)40 mm
Medium Frequency Only
Leaning Posts
How does it do it
The jacket makes this 12 AWG marine wire resistant to alkali
Lewmar 90mm Synchro Block - Single Brand_Seasir Sheave Ø (mm)40 mm90mm Synchro Block Single Lewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling. Using a combination of scientifically optimized block geometry, a Free Spin bearing, and a 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 transfer of power from
