Lewmar 50mm Single Synchro Block Ronstan Series 15 Pre-drilled for fasteners

Pre-drilled for fasteners

Cut-Out Radii (Flat/Flange) R1 (in) - 1 7/16

Safe Working Load: 990 lbs

C/C: 2 3/4" x 3/4" (70 mm x 19 mm)

strong and removable

Lewmar 50mm Single Synchro Block Ronstan Series 15 Pre-drilled for fastenersProduct 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