Harken 150mm Runner Block Black Magic 75mm Blocks after disassembly from the fitting

after disassembly from the fitting

These chocks are molded from durable

5 MHz homing capability – the ResQLink 400 quickly and accurately relays your position to a worldwide network of search and rescue satellites

It has drain holes

2 mm Weight w/o Trip 4 lb 13 oz 2

Harken 150mm Runner Block Black Magic 75mm Blocks after disassembly from the fittingHarken 150mm Runner Block Runners are used on running backstays of offshore boats to adjust mast bend for different wind conditions. Integrated sideplate bails and recessed cotter key help produce a smooth design that wont snag lifelines. Sideplates and sheaves Hard Lube anodized for maximum UV protection and a smooth surface. Center cage keeps Torlon roller bearings separated and parallel to reduce friction. Torlon is a registered trademark of Solvay