Blocks

Blocks

Blocks

     Sailing blocks are essential components for optimizing sailboat performance, providing smooth and efficient control over the sails. These marine blocks are available in various sizes and types, including single, double, and triple blocks, designed to handle different line loads and configurations. Constructed from durable materials like stainless steel, nylon, and carbon fiber, sailing blocks are built to withstand harsh marine environments, ensuring long-lasting reliability. Key features to consider include block sheaves, load ratings, and ball bearings for minimal friction and maximum efficiency. Whether you need traveler blocks, deck blocks, or sail handling blocks, the right selection ensures smoother sail trims and quicker adjustments. Leading brands like Harken, Lewmar, and Antal offer high-quality sailing blocks that are easy to install and maintain. Choosing the right block and tackle system for your sailboat enhances maneuverability, improves performance, and provides better control while sailing, making them a must-have for any sailing enthusiast or racer.

  • Harken Midrange Single w/Aluminum Sheave Block - 1542
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    Harken Midrange Single w/Aluminum Sheave Block - 1542

    Harken

    MSRP: $213.70
    $187.95
    Midrange Single with Aluminum Sheave BlockMidrange blocks’ robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a ball bearing system for fast trim and release under any...
    MSRP: $213.70
    $187.95
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  • Harken 57mm Aluminum Low Load Black Magic Block w/Swivel
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    Harken 57mm Aluminum Low Load Black Magic Block w/Swivel

    Harken

    MSRP: $236.25
    $207.95
    57mm Aluminum Low Load Black Magic Block with SwivelBlack 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,...
    MSRP: $236.25
    $207.95
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  • Harken 60mm Element Stand Up Block
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    Harken 60mm Element Stand Up Block

    Harken

    $215.85
    60mm Element Stand Up BlockStand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where you don’t want the block to hit the deck.Element blocks introduce...
    $215.85
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  • Harken 40mm Carbo Air Block w/Cam Cleat & Becket
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    Harken 40mm Carbo Air Block w/Cam Cleat & Becket

    Harken

    MSRP: $146.65
    $128.95
    40mm Carbo Air Block with Cam Cleat & BecketLow-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...
    MSRP: $146.65
    $128.95
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  • Schaefer Series 7 Stand Up Ball Bearing Swivel Block - 2-3/8" 60mm
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    Schaefer Series 7 Stand Up Ball Bearing Swivel Block - 2-3/8" 60mm

    Schaefer Marine

    MSRP: $257.95
    $198.43
    Series 7 Stand Up Ball Bearing Swivel Block - 2-3/8" 60mmSingle stand up ball bearing block. Stand up spring keeps block upright when not in use. Stainless steel base spreads load out and may be used with 97-49 backing plate. (sold separately) Delrin(tm)...
    MSRP: $257.95
    $198.43
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  • Harken 57mm Carbo Quad Block - Swivel
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    Harken 57mm Carbo Quad Block - Swivel

    Harken

    MSRP: $238.10
    $209.95
    57mm Carbo Quad Block - SwivelLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming...
    MSRP: $238.10
    $209.95
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  • Harken 57mm Quad Block Swivel, Center Becket
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    Harken 57mm Quad Block Swivel, Center Becket

    Harken

    MSRP: $239.65
    $168.06
    57mm Quad Block Swivel, Center BecketLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming...
    MSRP: $239.65
    $168.06
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  • Schaefer Spring Loaded/Lined Slide/Aluminum f/1" T-Track
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    Schaefer Spring Loaded/Lined Slide/Aluminum f/1" T-Track

    Schaefer Marine

    MSRP: $239.55
    $184.27
    Spring Loaded/Lined Slide/Aluminum for 1" T-TrackDelrin™ sheave ensures smooth operation and high safe working load. Anodized aluminum cheeks and stainless steel slider ensure reliability. Polyethylene liner and pin stop allow for easy adjustment...
    MSRP: $239.55
    $184.27
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  • Schaefer Stand-Up Swivel w/Aluminum Cheeks
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    Schaefer Stand-Up Swivel w/Aluminum Cheeks

    Schaefer Marine

    MSRP: $206.70
    $159.00
    Stand-Up Swivel with Aluminum CheeksDelrin™ sheave ensures smooth operation and high safe working load. Specifications:Sheave Dia. 2" (51 mm)Max Line 7/16" (11 mm)Diameter includes urethane base 2-7/8" (73 mm)Height 4-1/32" (103 mm)H2 2-3/32"...
    MSRP: $206.70
    $159.00
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