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Harken Canvas
Harken Canvas - J70 Over-the-Boom Cockpit Cover

Harken Canvas - J70 Over-the-Boom Cockpit Cover

Our Part #: HAC8701 | Mfr. Part #: 8701
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Free Shipping for US Continental orders over $99.

Boat: J/70
Canvas Fabric: Sunbrella, Top Gun
Country of Origin: Made in USA

If you moor with the sail flaked on the boom, this cockpit cover provides exceptional protection against damage from UV rays. Heavy-duty zippers at the sidestays and a heavy-duty zipper running from the back of the cover to the end of the boom provides easy on and off. An adjustable strap secures the cover around the mast. Shockcord with S-hooks fastens the cover to the deck.

Fabric Selection Guide to Harken Canvas Products



  • Vinyl-coated polyester with durable water repellent finish.
  • Affordable, lightweight fabric.
  • Good all-purpose fabric.
Top Gun:
  • Acrylic coated woven polyester fabric.
  • Tough, durable, and strong. Water repellent.
  • Durable travel and mooring cover.
  • Acrylic coated woven polyester with a soft non-woven backing.
  • Water resistant, soft and cushioning.
  • Good protective cover for race boats, wooden boats, and other delicate applications.
Sunbrella®/ Outdura:
  • 100% woven acrylic with fluorocarbon finish.
  • Breathable, highly weather resistant, long-lasting colors.
  • All purpose fabric for mooring covers, biminis, winch covers, etc.