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Harken 29 mm Cheek Block H350

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HAR 350
Current Stock:
Single Block
29 mm

Frequently Bought Together:

Harken 29 mm Cheek Block H350
Inc. Tax
Ex. Tax


Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.

  • Sheave: 29 mm / 1 1/8 in
  • Length: 53 mm / 2 1/8 in
  • Weight: 17 g / .6 oz
  • Maximum line: 8 mm / 5/16 in
  • Maximum working load: 150 kg / 330 lb
  • Breaking load: 454 kg / 1000 lb


This fitting is commonly used and/or recommended for the following one design sailboat applications:

  • Flying Scot Downhaul Deck Blocks (x2)
  • Flying Scot Downhaul Mast Block (x1)
  • I14 Shroud Tensioning System (x4)
  • Lightning Jib Sheet Cheek Block (Gunwale) (x4)
  • Sonar Main Traveler Block (x5)
  • Thistle Traveller Blocks (Upper) (x2)

Product Reviews

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Delivery Info: Enjoy Free Standard Shipping on most orders* to the Continental United States over $99. Our Standard Shipping method utilizes USPS, UPS, and FedEx to send packages near and far. Oversize/Freight shipping (where applicable), Expedited Shipping (where available), and rates to other destinations will be calculated at checkout.

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Returns Info: Your 100% satisfaction is our goal - we want you to love your sailing gear, but if something doesn't work out, we accept returns on most new, unused items*. Returns can be made within 366 days (1 year + 1 day) of your original order date. Exceptions include (and are not limited to) cut line, Rig Shop products, special order items, numbered sailors, and items used or worn sailing.

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