Harken 57mm Aluminum Triple Block — Swivel Gifts Ideas Sheave Ø (in)2 1/4 in
Description
Sheave Ø (in)2 1/4 in
Handle not included
Length (in) 2 3/8 in
Weight (g)721 g
Breaking load (lb)3000 lb
Harken 57mm Aluminum Triple Block — Swivel Gifts Ideas Sheave Ø (in)2 1/4 inPart No. 3219 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 line from twisting. Torlon is a registered trademark of
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