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Harken

Harken® 29mm Swivel Carbon Air Block Pully

$29.99
340F SWV FISH

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.

Sheave Ø (mm) 29 mm
Sheave Ø (in) 1 1/8 in
Length (mm) 66 mm
Length (in) 2 5/8 in
Weight (g) 26 g
Weight (oz) .9 oz
Shackle pin Ø (mm) 4 mm
Shackle pin Ø (in) 5/32 in
Maximum line Ø (mm) 8 mm
Maximum line Ø (in) 5/16 in
Maximum working load (kg) 150 kg
Maximum working load (lb) 330 lb
Breaking load (kg) 454 kg
Breaking load (lb) 1000 lb
Footnote Maximum working loads and breaking loads for blocks based on cam strengths.