Harken 29mm Stand-up Block

Harken 75mm Aluminium Stand-up Block Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail...

Harken 40mm Stand-up Block Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very...

Harken 60mm Aluminium Element Stand-Up Block Stand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where...

Harken 45mm Aluminium Element Stand-Up Block Stand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where...

Harken Stand-Up Toggle - 6 or 8 mm Pin Stand-up toggles hold blocks upright on travelers. Part Number Mainsheet Block Pin Dia. Max. Working Load Height HKN-1567 6,8...