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Blocks

Sailing Blocks

Sailing blocks provide smooth, reliable line control for sails, rigging, and deck operations. Engineered for strength and low friction, blocks make sail handling efficient, safe, and precise in all conditions.

High-Performance Sailing Blocks

  • Durable, corrosion-resistant construction for long-lasting use
  • Low-friction sheaves for smooth line handling and reduced wear
  • Ideal for mainsails, jibs, spinnakers, and custom rigging setups
  • Marine-grade materials designed for performance in saltwater and freshwater

Trusted Brands

Top sailing block brands include Barton Marine, Harken, Lewmar, Ronstan, Schaefer Marine, SeaSure, and Wichard Marine.

Related Sailing Categories

Accessories, Rigging, Rope, Winches

Why Buy Sailing Blocks from MarineWaze

  • Premium-grade blocks for smooth, efficient line handling
  • Trusted brands for durability, strength, and marine performance
  • Expert guidance for selecting the right blocks for your rigging
  • Product
  • Qty in Cart
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  • Price
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  • Ronstan Series 40 Orbit BB Quin Block w\/Swivel Shackle [RF48500]

    Ronstan Series 40 Orbit BB Quin Block w/Swivel Shackle [RF48500]

    Ronstan

    MSRP: $242.03
    $205.73
    Series 40 Orbit BB Quin Block with Swivel ShackleThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest available in...
    MSRP: $242.03
    $205.73
    Qty in Cart: 0
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    MSRP: $242.03
    $205.73
    Subtotal:
  • Ronstan Series 40 Orbit BB Quad Block w\/Swivel Shackle [RF48400]

    Ronstan Series 40 Orbit BB Quad Block w/Swivel Shackle [RF48400]

    Ronstan

    MSRP: $212.47
    $180.60
    Series 40 Orbit BB Quad Block with Swivel ShackleThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest available in...
    MSRP: $212.47
    $180.60
    Qty in Cart: 0
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    Price:
    MSRP: $212.47
    $180.60
    Subtotal:
  • Ronstan Series 40 Orbit BB Double Block w\/Becket  Swivel Shackle [RF48210]

    Ronstan Series 40 Orbit BB Double Block w/Becket Swivel Shackle [RF48210]

    Ronstan

    MSRP: $117.76
    $100.10
    Series 40 Orbit BB Double Block with Becket & Swivel ShackleThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest...
    MSRP: $117.76
    $100.10
    Qty in Cart: 0
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    MSRP: $117.76
    $100.10
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  • Ronstan Series 40 Orbit Single BB Single Stand-Up Block [RF48140]

    Ronstan Series 40 Orbit Single BB Single Stand-Up Block [RF48140]

    Ronstan

    MSRP: $59.57
    $50.63
    Series 40 Orbit Single BB Single Stand-Up BlockThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest available in this...
    MSRP: $59.57
    $50.63
    Qty in Cart: 0
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    Price:
    MSRP: $59.57
    $50.63
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  • Ronstan Series 40 Orbit RT Block w\/Quin, Becket, Cleat  Swivel [RF46530]

    Ronstan Series 40 Orbit RT Block w/Quin, Becket, Cleat Swivel [RF46530]

    Ronstan

    MSRP: $684.37
    $581.71
    Series 40 Orbit RT Block with Quin, Becket, Cleat & SwivelThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and reliability. They offer class-leading dynamic and static load ratings, the highest...
    MSRP: $684.37
    $581.71
    Qty in Cart: 0
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    MSRP: $684.37
    $581.71
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  • Lewmar 60mm HTX Block - Single [29196001]

    Lewmar 60mm HTX Block - Single [29196001]

    Lewmar

    MSRP: $109.95
    $72.99
    60mm HTX Block - SingleYears of design and manufacturing experience coupled with collaboration with boat builders, designers, and sailors have resulted in the Lewmar HTX Hardware Range.  Drawing upon the design of the Racing Range, the HTX blocks...
    MSRP: $109.95
    $72.99
    Qty in Cart: 0
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    MSRP: $109.95
    $72.99
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  • Lewmar 90mm Synchro Block - Single [29929001BK]

    Lewmar 90mm Synchro Block - Single [29929001BK]

    Lewmar

    MSRP: $178.95
    $119.99
    90mm Synchro Block - SingleLewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling.  Using a combination of scientifically optimized block geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and...
    MSRP: $178.95
    $119.99
    Qty in Cart: 0
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    MSRP: $178.95
    $119.99
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  • Lewmar 60mm Synchro Block - Single [29926001BK]

    Lewmar 60mm Synchro Block - Single [29926001BK]

    Lewmar

    MSRP: $51.95
    $40.99
    60mm Synchro Block - SingleLewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling.  Using a combination of scientifically optimized block geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and...
    MSRP: $51.95
    $40.99
    Qty in Cart: 0
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    MSRP: $51.95
    $40.99
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  • Lewmar 50mm Synchro Block - Single [29925001BK]

    Lewmar 50mm Synchro Block - Single [29925001BK]

    Lewmar

    MSRP: $39.95
    $30.99
    50mm Synchro Block - SingleLewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling.  Using a combination of scientifically optimized block geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and...
    MSRP: $39.95
    $30.99
    Qty in Cart: 0
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    MSRP: $39.95
    $30.99
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  • Lewmar 72mm Synchro Block - Single [29927201BK]

    Lewmar 72mm Synchro Block - Single [29927201BK]

    Lewmar

    MSRP: $78.95
    $53.99
    72mm Synchro Block - SingleLewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling.  Using a combination of scientifically optimized block geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and...
    MSRP: $78.95
    $53.99
    Qty in Cart: 0
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    MSRP: $78.95
    $53.99
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  • Wichard Soft Snatch Block - 16mm Rope Size [36030] Wichard Soft Snatch Block - 16mm Rope Size [36030]

    Wichard Soft Snatch Block - 16mm Rope Size [36030]

    Wichard Marine

    MSRP: $1,019.33
    $866.43
    Soft Snatch Block - 16mm Rope SizeAvailable in 4 models, the collection of soft snatch blocks will quickly become an essential piece of kit: flying sail furling, Furler terminals, rigging deviation, and barber-haulers.Made from anodized aluminum, these...
    MSRP: $1,019.33
    $866.43
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,019.33
    $866.43
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  • Wichard Soft Snatch Block - 12mm Rope Size [36020] Wichard Soft Snatch Block - 12mm Rope Size [36020]

    Wichard Soft Snatch Block - 12mm Rope Size [36020]

    Wichard Marine

    MSRP: $687.69
    $584.54
    Soft Snatch Block - 12mm Rope SizeAvailable in 4 models, the collection of soft snatch blocks will quickly become an essential piece of kit: flying sail furling, Furler terminals, rigging deviation, and barber-haulers.Made from anodized aluminum, these...
    MSRP: $687.69
    $584.54
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $687.69
    $584.54
    Subtotal:
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