![Harken 57mm Aluminum Low Load Black Magic Block w/Swivel [3226] Marine Plumbing & Ventilation | Engine Cooling Pumps Length 4-11/32](https://cdn.shopify.com/s/files/1/0499/1942/6726/files/93959XL.jpg?v=1691954749)
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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
Length 4-11/32" (111mm)
Box Dimensions: 8"H x 15"W x 42"L WT: 29
MACERATOR Pump - 12 VDC
Cable Lug Size: 3/8"
3Auto Guidance+ is for planning purposes only and does not replace safe navigation operations
Harken 57mm Aluminum Low Load Black Magic Block w/Swivel [3226] Marine Plumbing & Ventilation | Engine Cooling Pumps Length 4-11/32" (111mm)57mm 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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