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Ratchet Blocks

Ratchet Blocks are commonly used for main sheets and other high load applications where holding power is necessary for proper sail control. Depending on size, most ratchet blocks have an on/off function or are load sensing, automatically locking under high load to help control the line.

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  • Ronstan 40 mm Orbit Ratchet Block

    Ronstan 40 mm Orbit Ratchet Block

    Ronstan
    $77.33
    The Ronstan 40mm Orbit block is small and compact. Used on high performance boats, these blocks are used by the best and perform for the best. Made from advanced fibre and polymer technology, these blocks are ten times stronger than steel, yet more...
    Qty in Cart: 0
    Price:
    $77.33
    Subtotal:
  • Harken 57 mm Carbo Ratchet w/ Cam H2139

    Harken 57 mm Carbo Ratchet w/ Cam H2139

    Harken
    $186.95
    57mm Carbo Ratchet block with standard Harken cam. 57mm ratchet block Standard Harken cam cleat Made by Harken
    Qty in Cart: 0
    Price:
    $186.95
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  • Harken 57 mm Carbo Ratchet Block w/ Cam H2138

    Harken 57 mm Carbo Ratchet Block w/ Cam H2138

    Harken
    $181.95
    Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. Sheave: 57 mm / 2 1/4 in Length: 103 mm / 4 1/16 in Weight: 247 g / 8.7 oz Shackle pin: 5 mm / 3/16 in Maximum line: 10 mm / 3/8 in...
    Qty in Cart: 0
    Price:
    $181.95
    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: 86 mm / 3 3/8 in Weight: 49 g / 1.7 oz Shackle pin: 4...
    Qty in Cart: 0
    Price:
    $67.95
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  • Harken T2 40 mm Ratchamatic Block H2159

    Harken T2 40 mm Ratchamatic Block H2159

    Harken
    $69.95
    The patented T2 Ratchamatic is Harken’s newest block to feature the T2 line’s styling and soft-attachment system. The weight of this high-strength block is only a few ounces. This is thanks to composite fiber-reinforced sideplates,...
    Qty in Cart: 0
    Price:
    $69.95
    Subtotal:
  • Rostan 40 mm Orbit Manual Ratchet Block

    Rostan 40 mm Orbit Manual Ratchet Block

    Ronstan
    $77.33
    Now you can enjoy the flexibility of setting up your rig exactly as you want. Ronstan is the only company that offers a 40 mm ratchet block with both auto and manual engagement models. This manual version allows the ratchet mechanism to be switched on or...
    Qty in Cart: 0
    Price:
    $77.33
    Subtotal:
  • Harken 57 mm Ratchet Block H2135 Harken 57 mm Ratchet Block H2135

    Harken 57 mm Ratchet Block H2135

    Harken
    $79.95
    Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. On/off switch operates from both sides. Standard grip: medium/light air; 10:1 holding power. Sheave: 57 mm / 2 1/4...
    Qty in Cart: 0
    Price:
    $79.95
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  • 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 Laser mainsheet block. From Ronstan: The patented...
    Qty in Cart: 0
    Price:
    $245.26
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  • 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 Shackle pin: 6 mm / 1/4 in Maximum line: 12 mm / 7/16 in...
    Qty in Cart: 0
    Price:
    $96.95
    Subtotal:
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