Harken Hex Ratchet Triple Block - 75 mm (2 15/16") - 2687

The Harken 75 mm Hex Ratchet Triple Block with Becket and Cam is a load-sensing ratchet block that rolls freely in both directions under low loads, and automatically engages the ratchet as loads increase.

Features:

• Ratchet engagement may be adjusted to a higher or lower load according to strength and sailing style
• Load-sensing ratchet block that rolls freely in both directions under low loads, and automatically engages the ratchet as loads increase
• The Ratchamatic® cheek block mounts on either port or starboard
• Holding power of 57 mm is as high as 10:1. The 75 mm up to 15:1
• Use the 2634 with a 402 or 403 swivel arm for a versatile two speed mainsheet system
• For the ultimate system, mount a Ratchamatic® on the boom above a cockpit-mounted switchable ratchet to allow the mainsheet to run freely in light air, and ensure double holding power in heavy air
• Designed for use with:
  • Main/Jib sheets
  • Asymmetric spinnakers

Specifications:

• Maximum Working Load: 1800 lbs (816 kg)
• Breaking load: 4500 lbs (2041 kg)
• Weight: 34.7 oz (984 g)
• Sheave diameter: 2 15/16" (75 mm)
• Maximum line size: 7/16" (10 mm)
• Shackle pin diameter: 5/16" (8 mm)

Note: do not use Harken Equipment for human suspension.