LEWMAR 72 mm Synchro Block - Swivel, Becket, 29927204BK Block Size_64 mm

Big Bullet blocks can be

<p>Big Bullet blocks can be used as main or jib sheet blocks on dinghies

these efficient blocks have an incredible working load for their small size

mount a switchable ratchet in the cockpit and a boom-mounted Ratchamatic® directly above to allow double holding power in heavy air and to ensure the mainsheet runs freely in light air

The Nylatron® sheave has a profile that aligns up to 1/8" wire

This Seam Sander is specially designed and constructed for long service life

LEWMAR 72 mm Synchro Block - Swivel, Becket, 29927204BK Block Size_64 mm <p>Big Bullet blocks can beLewmar's plain bearing Synchro Blocks are engineered for speed, efficiency, and superior handling. Lewmar uses a combination of scientifically optimized block geometry, a free spin bearing, and a swivel lock self aligning head to reduce friction and increase efficiency by up to 40% over budget blocks on mainsheet systems. Each component is perfectly synchronised with the movement of the rope, providing you with an easier, smoother transfer of power