Harken 29mm Double Swivel Carbo Block

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.

Description = Double / swivel  
Sheave dia. (in) = 1.125
Sheave dia. (mm) = 29 
Length (in) = 2.875
Length (mm) = 73 
Weight w/shackle (oz) = 1.8
Weight w/shackle (g) = 51 
Shackle pin dia. (in) = 3/16 
Shackle pin dia. (mm) = 5  
Max. line dia. (in) = 5/16 
Max. line dia. (mm) = 8  
Max. working load (lb) = 660
Max. working load (kg) = 299
Breaking load (lb) = 1625 
Breaking load (kg) = 737

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