Harken 57mm Single Carbo Ratchet Cheek Block [2137] Marine Plumbing & Ventilation ProMar1 DS Generation 3 reflects

ProMar1 DS Generation 3 reflects a new outward design taken to the next level in performance with its all Digital Charging Technology

3" Color LCD Display

and chargers to Smart Lithium batteries

and custom multi touch gestures are instantly transformed into action

Harken 57mm Single Carbo Ratchet Cheek Block [2137] Marine Plumbing & Ventilation ProMar1 DS Generation 3 reflects57mm Single Carbo Ratchet Cheek Block Carbo Ratchets allow sailors to hand hold loaded lines and offer balance between holding power and controlled easing. Features: Sheave (mm): 57 mm Sheave (in): 2 1 4 in Maximum line (mm): 10 mm Maximum line (in): 3 8 in Maximum working load (kg): 227 kg Maximum working load (lb): 500 lb