Harken 57mm Ratchamatic® Block — Swivel, 2x Grip neck sleeve Maximum dynamic load: 280kg

Maximum dynamic load: 280kg

Breaking load: 1134kg

overlapping pattern using a clean cotton cloth or towel

-Stainless steel ball bearings and glass fibre reinforced sheave

Adjustable cuffs with PU lining – creating a water-resistant seal to prevent flushing

Harken 57mm Ratchamatic® Block — Swivel, 2x Grip neck sleeve Maximum dynamic load: 280kgPower3 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