Lewmar 90mm Synchro Block - Single [29929001BK] Brand_Mustang Survival Integral de-activation magnet prevents the

Integral de-activation magnet prevents the EPIRB from transmitting until deployed

21 foot head

2oz (289g)

Mechanical Locking System – Each receptacle incorporates a spring-loaded lock for a secure connection

Lewmar 90mm Synchro Block - Single [29929001BK] Brand_Mustang Survival Integral de-activation magnet prevents the90mm 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