Harken 45 mm Aluminum Loop Block

Harken
SKU:
HK3389
|
UPC:
097653295778
$434.40
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This is a Special Order item. Delivery lead time may take 3-4 weeks.

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. The sheave center carries primary load, allowing a smaller, lighter weight block. The soft-attachment Loop block has a removable deadend post for attachment to a padeye. Lashings can also be used. Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.

Part No. 3389: 45 mm Aluminum Loop Block

Specifications

  • Sheave Ø (mm)45 mm
  • Sheave Ø (in)1 3/4 in
  • Length (mm)63 mm
  • Length (in)2 1/2 in
  • Weight (g)57 g
  • Weight (oz)2.01 oz
  • Maximum line Ø (mm)10 mm
  • Maximum line Ø (in)3/8 in
  • Maximum working load (kg)750 kg
  • Maximum working load (lb)1653 lb
  • Breaking load (kg)1500 kg
  • Breaking load (lb)3306 lb

 

Resources/References:

Need help to design your Harken system - take a look here for the Harken System Diagrams

And here for Harken Manuals & Support Information