Harken 75 mm Hex ratchet Triple Block

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