Large Sailing Blocks | Large Blocks For Sailing
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Low-friction Carbo AirBlocks® are lightweight, strong, reliable—and affordable. Companions to the popular Harken® Black Magic® line, these small, compact blocks have very high working loads for safe, easy trimming.
Blocks feature Cam-Lock or U-Lock locking systems to lock the shackle in front or side positions, or swivel to keep line from twisting.
Use for:
Main/jib sheets
Mainsheet fine-tune
Control lines
Vangs
Cunninghams
Outhauls
Specifications:
Sheave Ø (mm) - 57 mm
Length (mm) - 110 mm
Weight (g) - 87 g
Shackle pin Ø (mm) - 5 mm
Maximum line Ø (mm) - 10 mm
Maximum working load (kg) - 359 kg
Breaking load (kg) - 1079 kg