Harken Aluminum Stand-Up Block - 57mm Strainers line and debris cutter there

line and debris cutter there is

Accept standard thru-hulls into the base and standard in-line valves on top

Loos Seizing Wire 3/64

Hella (3562 series)

The line is run through these rings which are then tilted by a single connecting lever

Harken Aluminum Stand-Up Block - 57mm Strainers line and debris cutter thereBlack Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free running, powerful performers are used for sail controls that see lots of action. 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.