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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
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  • Ronstan Series 40 Orbit Single BB Single Stand-Up Block [RF48140]
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    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...
    MSRP: $59.57
    $50.63
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    MSRP: $59.57
    $50.63
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  • Ronstan Series 40 Orbit RT Block w\/Quin, Becket, Cleat Swivel [RF46530]
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    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...
    MSRP: $684.37
    $581.71
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    MSRP: $684.37
    $581.71
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  • Wichard Soft Snatch Block - 16mm Rope Size [36030] Wichard Soft Snatch Block - 16mm Rope Size [36030]
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    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,...
    MSRP: $1,019.33
    $866.43
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    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]
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    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,...
    MSRP: $687.69
    $584.54
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    MSRP: $687.69
    $584.54
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  • Wichard Soft Snatch Block - 10mm Rope Size [36010] Wichard Soft Snatch Block - 10mm Rope Size [36010]
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    Wichard Soft Snatch Block - 10mm Rope Size [36010]

    Wichard Marine

    MSRP: $539.25
    $458.36
    Soft Snatch Block - 10mm 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,...
    MSRP: $539.25
    $458.36
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    MSRP: $539.25
    $458.36
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  • Harken 57mm Aluminum Low Load Black Magic Block w\/Swivel [3226]
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    Harken 57mm Aluminum Low Load Black Magic Block w/Swivel [3226]

    Harken

    MSRP: $241.00
    $211.95
    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...
    MSRP: $241.00
    $211.95
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    MSRP: $241.00
    $211.95
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  • Harken 60mm Element Triple Block [6275]
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    Harken 60mm Element Triple Block [6275]

    Harken

    $255.25
    60mm Element Triple BlockElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design...
    $255.25
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    $255.25
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  • Harken 57mm Carbo Block Flip Flop w\/Cam [2143]
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    Harken 57mm Carbo Block Flip Flop w/Cam [2143]

    Harken

    MSRP: $364.50
    $320.95
    57mm Carbo Block Flip Flop with CamSmall Boat Flip-Flop blocks pivot around the line axis to keep the line close to the deck. Hinged construction allows for various lead angles.Features:Sheave Ø...
    MSRP: $364.50
    $320.95
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    MSRP: $364.50
    $320.95
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  • Schaefer Twin Sheet Lead 25x3MM - Black [32-77]
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    Schaefer Twin Sheet Lead 25x3MM - Black [32-77]

    Schaefer Marine

    MSRP: $410.10
    $286.99
    Twin Sheet Lead 25x3MM - Black32-77 Twin Sheet Lead block. The anodized aluminum body is machined from 6061-T6 aluminum and articulates to ensure a proper lead. Anodized aluminum sheave runs on...
    MSRP: $410.10
    $286.99
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    MSRP: $410.10
    $286.99
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  • Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head [RF15202]
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    Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head [RF15202]

    Ronstan

    MSRP: $30.89
    $26.26
    Series 15 Ball Bearing Utility Block - Double, Loop HeadFeatures:Smallest and lightest ball bearing block availablePrecision molded acetal sheave running on stainless steel ball bearings provide...
    MSRP: $30.89
    $26.26
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    MSRP: $30.89
    $26.26
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  • Ronstan Series 40 Ball Bearing Orbit Block - Single - Becket - Cleat - Swivel Head [RF45130]
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    Ronstan Series 40 Ball Bearing Orbit Block - Single - Becket - Cleat - Swivel Head [RF45130]

    Ronstan

    MSRP: $119.02
    $101.17
    Series 40 Ball Bearing Orbit Block - Single - Becket - Cleat - Swivel HeadFeatures:Ultra LightweightLow friction 2-stage Orbital ball bearing systemHighest working load in its classLow profile and...
    MSRP: $119.02
    $101.17
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    MSRP: $119.02
    $101.17
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  • Harken 57mm Triple Carbo Block - Swivel, Becket, Cam Cleat [2141]
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    Harken 57mm Triple Carbo Block - Swivel, Becket, Cam Cleat [2141]

    Harken

    MSRP: $330.50
    $290.95
    57mm Triple Carbo Block - Swivel, Becket, Cam CleatCarbo Ratchets allow sailors to hand-hold loaded lines and offer a balance between holding power and controlled easing.Features:Sheave Ø (mm) 57...
    MSRP: $330.50
    $290.95
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    MSRP: $330.50
    $290.95
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