Harken 57 mm Ratchet Block — Swivel, 2x Grip
$86.95
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.
2x grip: big breeze/steady: 20:1 holding power
Sheave Ø (mm)57 mm
Sheave Ø (in)2 1/4 in
Length (mm)103 mm
Length (in)4 1/16 in
Weight (g)85 g
Weight (oz)3 oz
Shackle pin Ø (mm)5 mm
Shackle pin Ø (in)3/16 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in) 3/8 in
Maximum working load (kg)227 kg
Maximum working load (lb)500 lb
Breaking load (kg)907 kg
Breaking load (lb)2000 lb
Holding power20:1