Harken 57mm Aluminum Low Load Black Magic Block w/Swivel [3226] Sailing | Rope The inflator is maintenance-free for

The inflator is maintenance-free for 5 years from the date of manufacture

The White Epoxy Coated Aluminium cases are well-suited to install in many of today's engine rooms

UPC: 091887991437

A marine application example is the connection of a bow thruster battery to a service battery

Harken 57mm Aluminum Low Load Black Magic Block w/Swivel [3226] Sailing | Rope The inflator is maintenance-free for57mm Aluminum Low Load Black Magic Block with Swivel 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 controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems. A center cage keeps Torlon roller bearings separated and parallel to reduce friction. Shackle blocks lock in two directions or swivel to keep the line from