Harken 29mm Carbo Air Block with Swivel

Including VAT
  • Sheave Ø (mm) 29 mm
  • Length (mm)66 mm
  • Weight (g) 26 g
  • Shackle pin Ø (mm) 4 mm
  • Maximum line Ø (mm) 8 mm
  • Maximum working load (kg) 150 kg
  • Breaking load (kg) 454 kg


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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.

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