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One Design Parts

Shop Parts & Accessories for popular One Design sailboats including Laser / ILCA, Hobie Cat, RS Sailing, Club 420, Thistle, Tasar, J Boats, and Hobie Kayaks. West Coast Sailing is you ultimate source for small sailboat, keelboat, and Hobie kayak parts, offering parts and fittings from Hobie Cat, RS Sailing, Zim Sailing, and more. When we say 'One Design', we are typically referring to model-specific parts that are specified by the manufacturer or by the class association. These parts are designed to work with your boat so you can find what you need and get back out on the water quickly.

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  • Harken 57 mm Carbo Double Ratchamatic Block

    Harken 57 mm Carbo Double Ratchamatic Block

    Harken
    $302.95
    The Carbo Ratchamatic is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase. Shifting between ratchet and light-air modes is seamless. Use the 2634 with a 402 or 403...
    Qty in Cart: 0
    Price:
    $302.95
    Subtotal:
  • Harken 57 mm Carbo Fiddle Block w/ Becket

    Harken 57 mm Carbo Fiddle Block w/ Becket

    Harken
    $68.95
    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. ONE DESIGN APPLICATIONS This...
    Qty in Cart: 0
    Price:
    $68.95
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  • Harken 57 mm Carbo Ratchamatic Cheek Block

    Harken 57 mm Carbo Ratchamatic Cheek Block

    Harken
    $119.95
    The Carbo Ratchamatic is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase. Shifting between ratchet and light-air modes is seamless. ONE DESIGN APPLICATIONS This...
    Qty in Cart: 0
    Price:
    $119.95
    Subtotal:
  • Harken 57 mm Carbo Ratchet Cheek Block

    Harken 57 mm Carbo Ratchet Cheek Block

    Harken
    $86.95
    Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. ONE DESIGN APPLICATIONS This fitting is commonly used and/or recommended for the following one design sailboat applications: Viper 640...
    Qty in Cart: 0
    Price:
    $86.95
    Subtotal:
  • Harken 57 mm Carbo Fiddle Block

    Harken 57 mm Carbo Fiddle Block H2621

    Harken
    $62.95
    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. ONE DESIGN APPLICATIONS This...
    Qty in Cart: 0
    Price:
    $62.95
    Subtotal:
  • Harken 40 mm Carbo Standup Block

    Harken 40 mm Carbo Standup Block

    Harken
    $38.95
    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. ONE DESIGN APPLICATIONS This...
    Qty in Cart: 0
    Price:
    $38.95
    Subtotal:
  • Harken 40 mm Carbo Fiddle Block w/ Becket

    Harken 40 mm Carbo Fiddle Block w/ Becket

    Harken
    $54.95
    Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic line, these small, compact blocks have very high working loads for safe, easy trimming. The 40 mm fiddle is an excellent...
    Qty in Cart: 0
    Price:
    $54.95
    Subtotal:
  • Harken 40 mm Carbo Block Traveler w/ 29 mm Block

    Harken 40 mm Carbo Block Traveler w/ 29 mm Block

    Harken
    $46.95
    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. ONE DESIGN...
    Qty in Cart: 0
    Price:
    $46.95
    Subtotal:
  • Harken 29 mm Carbo Triple Block w/ Becket

    Harken 29 mm Carbo Triple Block w/ Becket

    Harken
    $69.95
    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. ONE DESIGN APPLICATIONS This...
    Qty in Cart: 0
    Price:
    $69.95
    Subtotal:
  • Harken 29 mm Carbo Pivoting Lead Block w/ Carbo-Cam Cleat

    Harken 29 mm Carbo Pivoting Lead Block w/ Carbo-Cam Cleat

    Harken
    $67.95
    High-strength pivoting lead blocks with cams are used for halyard controls on larger keelboats and as head knockers on dinghies and beachcats for sheeting directly from the boom. Hole spacing and rivet size are the same as Classic models, making upgrades...
    Qty in Cart: 0
    Price:
    $67.95
    Subtotal:
  • Harken 29 mm Carbo Clew Blocks w/ Ring

    Harken 29 mm Carbo Clew Blocks w/ Ring

    Harken
    $34.95
    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. ONE DESIGN APPLICATIONS This...
    Qty in Cart: 0
    Price:
    $34.95
    Subtotal:
  • Harken Thru-Deck 44 mm Dinghy Block

    Harken Thru-Deck 44 mm Dinghy Block

    Harken
    $60.95
    Low-profile Dinghy blocks are compact and lightweight, with fast trim and release under high or low loads. Blocks are designed for dinghies and for light-duty control lines on larger boats.   ONE DESIGN APPLICATIONS This fitting is commonly used...
    Qty in Cart: 0
    Price:
    $60.95
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  • Harken Thru-Deck 29 mm Bullet Block

    Harken Thru-Deck 29 mm Bullet Block

    Harken
    $46.95
    Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Wire Bullet blocks use roller...
    Qty in Cart: 0
    Price:
    $46.95
    Subtotal:
  • Harken Thru-Deck 25 mm Wire Block

    Harken Thru-Deck 25 mm Wire Block

    Harken
    $55.95
    Lightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes. ONE DESIGN APPLICATIONS This fitting is commonly used and/or recommended for the following one design sailboat applications: MC Scow...
    Qty in Cart: 0
    Price:
    $55.95
    Subtotal:
  • Harken Stand Up Ball/Socket Base (Hi-Load)

    Harken Stand Up Ball/Socket Base (Hi-Load)

    Harken
    $74.95
    Stand-up bases allow a wide variety of blocks to be held upright, swivel freely, or pivot so lines have a fairlead under load. The ball-and-socket design lets blocks articulate up to 45 degrees and swivel freely. Th461 bases (high-load version of the...
    Qty in Cart: 0
    Price:
    $74.95
    Subtotal:
  • Harken 57 mm Black Magic Single Block (Lo-Load)

    Harken 57 mm Black Magic Single Block (Lo-Load) H3226

    Harken
    $190.95
    Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems. A center...
    Qty in Cart: 0
    Price:
    $190.95
    Subtotal:
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One Design Sailboat Parts

West Coast Sailing is you ultimate source for small sailboat, keelboat, and Hobie kayak parts, offering parts and fittings from Hobie Cat, RS Sailing, Zim Sailing, and more. When we say 'One Design', we are typically referring to model-specific parts that are specified by the manufacturer or by the class association. These parts are designed to work with your boat so you can find what you need and get back out on the water quickly.

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