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| Home: Marine Catalog: Deck Accessories: Blocks and Hardware:
Harken 57 mm Black Magic, AirBlock Stand-up High Load
Cat. No. HAR 3227
Weight 1 lbs | $305.00 |
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.
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.
Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.
Sheave Ø (mm)57 mm
Length (mm)114 mm
Length (in)4 1/2 in
Weight (g)200 g
Weight (oz)7.04 oz
Maximum line Ø (mm)12 mm
Maximum line Ø (in)7/16 in
Maximum working load (kg)1134 kg
Maximum working load (lb)2500 lb
Breaking load (kg)2268 kg
Breaking load (lb)5000 lb
Fasteners (mm)6 mm
Fasteners (in)1/4 in
Fastener circle (mm)37 mm
Fastener circle (in)1 15/32 in
A (mm)57 mm
A (in)2 7/32 in
B (mm)56 mm
B (in)2 3/16 in
C (mm)32 mm
C (in)1 1/4 in
Includes Padeye
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