This Cruising ESP four-sheave Deck Organizer will lead halyards and control lines aft, allowing crew to sail from the security of the cockpit.Cruising ESP Deck Organizers are made with aluminum hardkote-anodized sideplates for strength and corrosion resistance. Deck organizers lead a large number of lines through a small space. Harken Cruising ESP Deck Organizers include ball bearing sheaves with hardkote-anodized cheekplates and are available in configurations with between two and six sheaves, as well as stacked double and triple configurations.Mount organizers with large fasteners directly through the sheaves. If you need an additional sheave, use the same holes and simply drill another hole to mount the longer organizer. Organizers are asymmetrical to keep them short and may be double stacked to contain several lines in a small area.Match Cruising ESP mastbase blocks with these organizers for a complete system.Key FeaturesDeck organizers lead a large number of lines through a small spaceOrganizers are asymmetrical to keep them short, and may be double stacked to contain several lines in a small areaLines you might lead aft include halyards, reefing lines, outhaul, Cunningham, vang or spinnaker pole topping liftA spacer at one end keeps the outer line on the sheaveMatch mast base blocks with organizers for a complete systemSheave Diameter: 2 1/4" (57mm)Max. Line Diameter: 5/8" (16mm)Max. Working Load (MWL) per Sheave: 2500lb. (1134kg)Breaking Load: 20000lb. (9070kg)Weight: 15.5oz. (439g)