Harken Unit 1 MKIV 57 mm Ratchet Stanchion-Mount Block

Harken Unit 1 MKIV 57 mm Ratchet Stanchion-Mount Block

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Harken® recommends equipping every system with Carbo lead blocks for safe furling from the cockpit. A 7402 ratchet maintains tension when spooling so the unit can furl smoothly and easily. Both the 7401 and 7402 have ball and socket bases to align blocks for smooth leads aft.

Specification:

  • Sheave Ø (mm)  - 57 mm
  • Weight (g)  - 152 g
  • Maximum line Ø (mm)  - 10 mm
  • Maximum working load (kg)  - 227 kg
  • Use with  - 25 mm (1") stanchions 

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