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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 T2 40 mm Soft Attach Block H2148

    Harken T2 40 mm Soft Attach Block H2148

    Harken
    $47.95
    The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small,...
    Qty in Cart: 0
    Price:
    $47.95
    Subtotal:
  • Harken 40 mm Ratchet Block H2608

    Harken 40 mm Ratchet Block H2608

    Harken
    $67.95
    Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. 2608, 2609, and 2614 have on/off switches. Sheave: 40 mm / 1 9/16 in Length:...
    Qty in Cart: 0
    Price:
    $67.95
    Subtotal:
  • Harken T2 40 mm Soft Attach Block H2149

    Harken T2 40 mm Soft Attach Block H2149

    Harken
    $41.95
    The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small,...
    Qty in Cart: 0
    Price:
    $41.95
    Subtotal:
  • Harken 40 mm Single Block w/ Becket H2637

    Harken 40 mm Single Block w/ Becket H2637

    Harken
    $41.95
    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...
    Qty in Cart: 0
    Price:
    $41.95
    Subtotal:
  • Ronstan 40 mm Single Loop Top Block

    Ronstan 40 mm Single Loop Top Block

    Ronstan
    $27.10
    40mm ball bearing block from Ronstan in single block with loop top configuration. This 40mm range features sheaves running on Acetal bearings that provide high performance & low friction. The 2-stage...
    Qty in Cart: 0
    Price:
    $27.10
    Subtotal:
  • Ronstan 40 mm Single Block with Becket

    Ronstan 40 mm Single Block with Becket

    Ronstan
    $43.09
    40mm ball bearing block from Ronstan in single block with becket configuration. This 40mm range features sheaves running on Acetal bearings that provide high performance & low friction. The 2-stage...
    Qty in Cart: 0
    Price:
    $43.09
    Subtotal:
  • Ronstan 40 mm Single Stand Up Block

    Ronstan 40 mm Single Stand Up Block

    Ronstan
    $44.56
    40mm ball bearing block from Ronstan in single stand up block configuration with a small stainless base and spring. This 40mm range features sheaves running on Acetal bearings that provide high...
    Qty in Cart: 0
    Price:
    $44.56
    Subtotal:
  • Ronstan 40 mm All Purpose Single Block

    Ronstan 40 mm All Purpose Single Block

    Ronstan
    $25.45
    40mm single block from the Ronstan All Purpose (AP) blocks range, a great all around solution for a variety of rigging applications. Self-lubricating Acetal polymer sheaves running on polished...
    Qty in Cart: 0
    Price:
    $25.45
    Subtotal:
  • Ronstan 40 mm All Purpose Single Block w/ Becket

    Ronstan 40 mm All Purpose Single Block w/ Becket

    Ronstan
    $33.71
    40mm single block with becket from the Ronstan All Purpose (AP) blocks range, a great all around solution for a variety of rigging applications. Self-lubricating Acetal polymer sheaves running on...
    Qty in Cart: 0
    Price:
    $33.71
    Subtotal:
  • Harken 16 mm Double Block w/ Becket H407

    Harken 16 mm Double Block w/ Becket H407

    Harken
    $38.95
    The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race...
    Qty in Cart: 0
    Price:
    $38.95
    Subtotal:
  • Harken T2 18 mm Double Block H2158

    Harken T2 18 mm Double Block H2158

    Harken
    $39.95
    Harken soft-attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low-aero package. Designed specifically for high-tech line, these efficient blocks...
    Qty in Cart: 0
    Price:
    $39.95
    Subtotal:
  • Harken 57 mm Carbo Block H2600

    Harken 57 mm Carbo Block H2600

    Harken
    $51.95
    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...
    Qty in Cart: 0
    Price:
    $51.95
    Subtotal:
  • Harken T2 57 mm Soft Attach Block H2151

    Harken T2 57 mm Soft Attach Block H2151

    Harken
    $56.95
    The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small,...
    Qty in Cart: 0
    Price:
    $56.95
    Subtotal:
  • Harken T2 57 mm Soft Attach Block H2152

    Harken T2 57 mm Soft Attach Block H2152

    Harken
    $50.95
    The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small,...
    Qty in Cart: 0
    Price:
    $50.95
    Subtotal:
  • Frederiksen 60 mm Ratchet Block

    Frederiksen 60 mm Ratchet Block

    Ronstan
    $245.26
    The Frederiksen ratchet block is legendary. It is light and very strong for optimal performance. The ratchet has a small distance between each click to enhance control of sheets. This is the ideal...
    Qty in Cart: 0
    Price:
    $245.26
    Subtotal:
  • Harken 75 mm Ratchet Block H2670

    Harken 75 mm Ratchet Block H2670

    Harken
    $96.95
    Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. Sheave: 75 mm / 2 15/16 in Length: 137 mm / 5 3/8 in Weight: 227 g / 8 oz...
    Qty in Cart: 0
    Price:
    $96.95
    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.