Harken 40mm Carbo Block - Swivel, Becket

Harken 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.

Part Number: 2637

  • Sheave Size: 1-9/16" (40mm)
  • Line Diameter: 3/8" (10mm)
  • Cheek Material/Finish: Long-glass reinforced engineered nylon
  • Shackle Pin Diameter: 5/32" (4mm)
  • SWL 485lbs