Harken 57 mm Ratchet Block — Swivel, 1.5x Grip

$176.34 (Ex. Tax)
$193.97 (Inc. Tax)
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Power3 ratchet blocks provide sailors that race small one-designs with three holding-power options to handle a variety of wind and sea conditions. More choices allow sailors to fine-tune their set-ups in tandem with the purchase that provides the ideal level of power, responsiveness and grip. 

On/off switch operates from both sides. 

1.5x grip: breeze–on/puffs; 15:1 holding power


Sheave Ø (mm)57 mm
Length (mm)103 mm
Weight (g)85 g
Shackle pin Ø (mm)5 mm
Maximum line Ø (mm)10 mm
Maximum working load (kg)227 kg
Breaking load (kg)907 kg
Holding power15:1