Lewmar 50mm Fiddle & Cam Synchro Block Ronstan Thimbles Ronstan Series 20 Triple Block

Ronstan Series 20 Triple Block

969") centers

Large base disc for positive orientation every time

even if it is wet

Lewmar 50mm Fiddle & Cam Synchro Block Ronstan Thimbles Ronstan Series 20 Triple BlockProduct Description Lewmar 50mm Fiddle & Cam 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,