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57 mm Ratchet Block — Swivel, 1.5x Grip 57 mm Ratchet Block — Swivel, 1.5x Grip
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Power3 Ratchet Blocks

57 mm Ratchet Block — Swivel, 1.5x Grip

Part No. 2166
Sheave Ø (mm)57 mm
Maximum line Ø (mm)10 mm
Maximum working load (kg)227 kg

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 
Drawing - DWG:  2166.dwg (open/save)
Drawing - DXF:  2166.dxf (open/save)
3D drawing - IGS:  2166.igs (open/save)
Photo - EPS:  2166.eps (open/save)
Photo - JPG:  2166.jpg (open/save)

DO NOT use Harken equipment for human suspension unless product is specifically certified and labeled for such use.

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