Harken 45mm Aluminum Black Magic Air Block w/Swivel

Harken 45mm Aluminum Black Magic Air Block w/Swivel45mm Aluminum Black Magic Air 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

45mm Aluminum Black Magic Air 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 twisting. Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.

Specifications:

• Sheave (mm): 45 mm


• Sheave (in): 1-3/4 in


• Length (mm): 100 mm


• Length (in): 3-15/16 in


• Weight (g): 79 g


• Weight (oz): 2.79 oz


• Shackle pin (mm): 5 mm


• Shackle pin (in): 3/16 in


• Maximum line (mm): 10 mm


• Maximum line (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