For leading halyards or control lines internally, Schaefer's exit boxes with stainless steel spacers handle high static halyard and reefing loads. The front of the cage is flared to fit curved mast sections with an approximate 3" radius. Ideal for turning internal halyards out of the top of the mast, or internal reef lines out of the boom.
• Fully welded cage with flush welded sheave pin
• Mounting ears formed to fit most mast and boom sections
• Anodized aluminum "V" score wire/rope
• 2" (51mm) sheaves
• Takes (6) #10 RH fasteners (5mm)