Harken 57mm Ratchamatic® Block — Swivel, 1.5x Grip 2165 OPTI and a fast setting Hardener

and a fast setting Hardener for colder climates

50mm (2") diameter face

Kill cord lanyard attachment ring and facility to attach SAFCR crotch strap

Microporous finish with UV protection that doesn’t crack or flake

Oversize 6mm (7/32") diameter stainless steel rod loop

Harken 57mm Ratchamatic® Block — Swivel, 1.5x Grip 2165 OPTI and a fast setting HardenerPower3 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. The Carbo Ratchamatic is a load sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads