Lewmar 50mm Single Synchro Block Ronstan Series 15 The main fabric is lightweight

The main fabric is lightweight and extremely comfortable while the design is simple yet functional just like the rest of the Manchester Concept

Lewmar 60mm 3 Sheave Synchro Organizer

C- 15/64 inch

Pre-drilled for fasteners

Wichard #8 Flat Stainless Ring

Lewmar 50mm Single Synchro Block Ronstan Series 15 The main fabric is lightweightProduct Description Lewmar 50mm 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