![Harken 57mm Aluminum Low Load Black Magic Block w/Swivel [3226] Marine Navigation & Instruments | Fishfinder Only including boats](https://cdn.shopify.com/s/files/1/0528/1185/8120/products/93959XL.jpg?v=1648514464)
Pay in 4 interest-free payments of $40.25 Learn more
Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
including boats
Bolt holes: 5/16" dia
UP45 pump is available also for inboard application
a quick pull on the lanyard stops the engine
Use the wide beam when you want a larger search area
Harken 57mm Aluminum Low Load Black Magic Block w/Swivel [3226] Marine Navigation & Instruments | Fishfinder Only including boats57mm 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
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