Harken 57mm Ratchamatic® Block — Swivel, 1.5x Grip 2165 OPTI Constructed from top quality polyester

Constructed from top quality polyester sail cloth with low stretch and a high-grade adhesive coating for rapid long lasting repairs

Approved for boats to 12 Mtr length

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

general purpose filler that can be drilled

and a fast setting Hardener for colder climates

Harken 57mm Ratchamatic® Block — Swivel, 1.5x Grip 2165 OPTI Constructed from top quality polyesterPower3 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