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A MARINE SUPPLY

HARKEN Premium Sailing 57mm HL Black Magic Air Foot Boat Block, 57mm, Part 3220

HARKEN Premium Sailing 57mm HL Black Magic Air Foot Boat Block, 57mm, Part 3220

$230.95
$230.95
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  • The entire line of Black Magic; AirBlocks; has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly the same.Carrying some of the highest loads imposed by running rigging, these strong, lightweight blocks feature Torlon; roller bearings housed in a center cage
  • Rollers stay parallel for low-friction efficiency. Sculpted hardcoat-anodized aluminum sideplates protect sideload ball bearings. Dissimilar metals are isolated to minimize corrosion
  • locks are easily disassembled with a single hex wrench.Either metric or imperial flathead fasteners may be used for mounting and are not exposed
  • Sheave Diam (mm)=57 Sheave Diam (in)=2.25 Max Rope Diam (mm)=12 Max Rope Diam (in)=0.5
  • BL (kg)=1134 BL (lb)=2500 MWL (kg)=1134 MWL (lb)=2500
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