![[HK-2166] HARKEN 57 mm Ratchet Block — Swivel, 1.5x Grip](http://www.yachtparts.com.au/cdn/shop/products/2166_a17a488a-74ad-4c32-a5cf-9d7a6a9e431d_1024x1024.png?v=1554367268)
![[HK-2166] HARKEN 57 mm Ratchet Block — Swivel, 1.5x Grip](http://www.yachtparts.com.au/cdn/shop/products/2166_a17a488a-74ad-4c32-a5cf-9d7a6a9e431d_480x480.png?v=1554367268)
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