Harken 57mm Ratchamatic® 2x Grip Block
$142.55
Auto-ratcheting 57mm block with 2x grip for extreme holding power. Smooth in light air, locks in under load. Perfect for ILCA, 420, and high-performance dinghies.
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Description
Harken 57mm Ratchamatic® Block — Swivel, 2x Grip
Take control in high winds with Harken’s most advanced ratchet block. The 57mm Ratchamatic® with swivel and 2x grip offers unmatched holding power for small one-design racers. This load-sensing block automatically engages the ratchet under load, delivering seamless transitions between free-running and powerful holding when you need it most.
✅ Key Features:
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2x Grip Power3™ tech — 20:1 holding power in big breeze
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Ratchamatic® system — auto-ratchets under load, runs freely when light
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Swivel head — perfect for mainsheet systems on ILCA, 420, 29er, and more
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Lightweight Carbo construction — only 104g
🔧 Specifications:
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Sheave Diameter: 57 mm (2 1/4 in)
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Max Working Load: 227 kg (500 lb)
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Breaking Load: 907 kg (2000 lb)
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Max Line Diameter: 10 mm (3/8 in)
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Length: 103 mm (4 1/16 in)
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Weight: 104 g (3.7 oz)
This is the go-to ratchet block for high-performance dinghy sailors who demand control and reliability in any condition.
Trusted by Olympic athletes and weekend warriors alike.
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