HARKEN 75mm Mast Base Lead Fixed Block, 1990 Item Type_Shackles They feature composite sheaves that

They feature composite sheaves that spin freely on Delrin® ball bearings with curved bearing races

Safe working load is based on proper mounting

Palm grip handle when two-handed cranking is required

The bottle is a perfect size for any tool kit and features an integrated nozzle to apply oil only where it is needed

HARKEN 75mm Mast Base Lead Fixed Block, 1990 Item Type_Shackles They feature composite sheaves thatLow profile mast base halyard lead blocks are lightweight and can be grouped in a small area at the mast base. Flared cheeks prevent chafe on the halyards. Over the top blocks lead lines aft over cabin houses, coamings, and splashguards. They feature high load sheaves and come in single, double, and triple configurations.