Medium Blocks | Medium Block Accessories
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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.
The compact 29 mm Carbo is extremely strong. Use our miniature Carbo as a mainsheet block on small dinghies such as the Optimist, or for low-friction control blocks on any size boat.
Use for:
Outhauls
Cunninghams
Vangs
Traveler controls
Barberhaulers
Flag halyards
Specifications:
Sheave Ø (mm) - 29 mm
Length (mm) - 54 mm
Weight (g) - 34 g
Maximum line Ø (mm) - 8 mm
Maximum working load (kg) - 299 kg
Breaking load (kg) - 737 kg