HARKEN 57 mm Switchable Ratchet Block — Swivel, 2x Grip Hatch Cover Dimensions: 55 × 18 ×

Dimensions: 55 × 18 × 20 mm

WLL (working load limit)

5 GPM (19 LPM) flow with 60 PSI shut-off pressure

they offer fast powered retrieval

moulded plastic folding seats with double thickness foam padding for comfort

HARKEN 57 mm Switchable Ratchet Block — Swivel, 2x Grip Hatch Cover Dimensions: 55 × 18 ×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 (mm) 57 mm Length (mm) 103 mm Weight (g) 85g Maximum line (mm) 10