In Stock

Harken 29 mm Single Fixed Block H348

No reviews yet Write a Review
HAR 348
Current Stock:
Single Block
29 mm

Frequently Bought Together:

Harken 29 mm Single Fixed Block H348
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: 9 mm / 1 15/16 in
  • Weight: 23 g / .8 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 Outhaul Block (x4)
  • J/22 Traveler Block (x3)
  • J/70 Backstay Turning Blocks (Transom) (x2)
  • Lightning Below Decks 24:1 Boom Vang System (x2)
  • MC Scow Vang (x4)
  • Sonar Main Traveler Block (x1)
  • Thistle Traveller Blocks (Lower) (x2)

Product Reviews

Shipping & Returns

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.

See our Shipping Page for more information (and exceptions).

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.

See our Returns Page for more information.

Prop 65 Warning

Subscribe To Our Newsletter

Sign up for our newsletter to receive exclusive discounts, new product announcements, and upcoming sales.