Big boat four-sheave deck organizer leads halyards and control lines aft, allowing crew to sail from the security of the cockpit.Deck organizers lead a large number of lines through a small space. Harken Big Boat Deck Organizers include high-load composite bearing sheaves with hardkote-anodized cheekplates and are available in configurations with up to 10 sheaves.Key FeaturesLines you might lead aft include halyards, reefing lines, outhaul, Cunningham, vang or spinnaker pole topping liftSelf-contained high-load composite bearing sheavesBig Boat Organizers have removable 2 1/4" (57mm) sheavesMax. Line Diameter: 1/2" (12mm)Max. Wire Diameter: 5/16" (8mm)Max. Working Load (MWL) per Sheave: 4950lb. (2245kg)Requires 3/8" HH fasteners (included)