Lazy jacks are desinged to control the mainsail when reefing or dousing by funneling the sail down to the boom and retaining it. Schaefer's design allows for the use of an existing sailcover without needing extensive modifications.

¥ Small kit includes: 11' 6" (3.5m) vinyl coated wire, 1/4" x 60' yacht braid with eye splices, fasteners, eye straps, open base cleat, lasthing eye block with elkhide, and chafe guards
¥ Large kit includes: 16' (4.9 m) vinly coated wire, 5/16" x 92' yacht braid with eye splices, fasteners, eye straps, open base cleats, lashing eye blocks with elkhide, and chafe guards