Blocks

Welcome to our comprehensive collection of sailing blocks in the Blocks category! Explore an array of high-performance options including double micro blocks, single micro blocks, versatile all-purpose blocks, precision ball-bearing blocks, and efficient air blocks. Whether you're seeking enhanced control or smoother maneuvers, our selection caters to sailors of all levels, ensuring a seamless and exhilarating experience on the water. #ExploreGear | #ExploreMore

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  • Harken 16mm Double Block w/Becket Harken 36.95 Explore Gear
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    Harken

    Harken 16mm Double Block w/Becket

    16mm Double Block with Becket 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...

    MSRP: $45.15
    $39.95
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  • Harken 16mm Block w/Becket Harken 18.95 Explore Gear
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    Harken

    Harken 16mm Block w/Becket

    16mm Block with BecketThe 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 and has a 250 lb (113 kg)...

    MSRP: $22.75
    $19.95
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  • Harken 29mm Double Carbo Air Block Harken 41.95 Explore Gear
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    Harken

    Harken 29mm Double Carbo Air Block

    29mm Double Carbo Air BlockLow-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 safe, easy trimming...

    MSRP: $50.70
    $44.95
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  • Harken 16mm Forkhead Block Harken 22.95 Explore Gear
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    Harken

    Harken 16mm Forkhead Block

    16mm Forkhead BlockThe 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 and has a 250 lb (113 kg)...

    MSRP: $28.15
    $24.95
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  • Harken 29mm Triple Carbo Air Block w/Swivel Harken 65.95 Explore Gear
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    Harken

    Harken 29mm Triple Carbo Air Block w/Swivel

    29mm Triple Carbo Air Block with SwivelLow-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 safe, easy...

    MSRP: $78.55
    $68.95
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  • Harken 25mm Wire Block w/Shackle Harken 43.95 Explore Gear
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    Harken

    Harken 25mm Wire Block w/Shackle

    25mm Wire Block with ShackleLightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes.Specifications:Sheave: 25mm / 1in.Weight: 28g / 1oz.Shackle pin: 5mm / 3/16in,Maximum wire: 2mm / 3/32in.Maximum...

    MSRP: $53.05
    $46.95
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  • Harken 22mm Fiddle Micro Block w/V-Jam Becket Harken 43.95 Explore Gear
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    Harken

    Harken 22mm Fiddle Micro Block w/V-Jam Becket

    22mm Fiddle Micro Block with V-Jam & BecketLow-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.Specifications:Sheave: 22mm / 7/8in.Length:...

    MSRP: $53.15
    $46.95
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  • Harken 22mm Triple Micro Block w/Cam Cleat Harken 107.95 Explore Gear
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    Harken 22mm Triple Micro Block w/Cam Cleat

    22mm Triple Micro Block with Cam CleatLow-friction Micro blocks are compact and lightweight. Specifications:Sheave: 22mm / 7/8in.Length: 51mm / 2in.Weight: 99g / 3.5oz.Maximum line: 6mm / 1/4in.Maximum working load: 227kg / 500lbBreaking load:...

    MSRP: $130.90
    $114.95
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  • Harken 22mm Triple Micro Block w/Becket Harken 45.99 Explore Gear
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    Harken 22mm Triple Micro Block w/Becket

    22mm Triple Micro Block with BecketLow-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.Specifications:Sheave: 22mm / 7/8in.Length: 64mm / 2.5in...

    MSRP: $61.20
    $53.95
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  • Harken 22mm Double Micro Block w/Becket Harken 36.95 Explore Gear
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    Harken 22mm Double Micro Block w/Becket

    22mm Double Micro Block with BecketLow-friction Micro blocks are compact and lightweight. Specifications:Sheave: 22mm / 7/8in.Length: 64mm / 2.5in.Weight: 43g / 1.5oz.Maximum line: 6mm / 1/4in.Maximum working load: 159kg / 350lbBreaking load:...

    MSRP: $45.15
    $39.95
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  • Harken 22mm Double Micro Block Harken 34.95 Explore Gear
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    Harken

    Harken 22mm Double Micro Block

    22mm Double Micro BlockLow-friction Micro blocks are compact and lightweight. Specifications:Sheave: 22mm / 7/8in.Length: 51mm / 2in.Weight: 43g / 1.5oz.Maximum line: 6mm / 1/4in.Maximum working load: 159kg / 350lbBreaking load: 544kg/ 1200 lb

    MSRP: $41.70
    $36.95
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  • Harken 22mm Micro Block w/Becket Harken 15.95 Explore Gear
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    Harken 22mm Micro Block w/Becket

    22mm Micro Block with BecketLow-friction Micro blocks are compact and lightweight. Specifications:Sheave: 22mm / 7/8in.Length: 51mm / 2in.Weight: 21g / .75oz.Maximum line: 6mm / 1/4in.Maximum working load: 91kg / 200lbBreaking load: 544kg/ 1200 lb

    MSRP: $19.15
    $16.95
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  • Harken 45mm Triple Element Block w/Swivel Harken 123.4 Explore Gear
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    Harken 45mm Triple Element Block w/Swivel

    45mm Triple Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal...

    $132.80
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  • Harken 45mm Double Element Block w/Swivel Becket Harken 106.9 Explore Gear
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    Harken 45mm Double Element Block w/Swivel Becket

    45mm Double Element Block with Swivel & BecketElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of...

    $115.05
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  • Harken 45mm Double Element Block w/Swivel Harken 95.85 Explore Gear
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    Harken

    Harken 45mm Double Element Block w/Swivel

    45mm Double Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal...

    $103.15
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  • Harken 45mm Single Element Block w/Swivel Becket Harken 51.8 Explore Gear
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    Harken 45mm Single Element Block w/Swivel Becket

    45mm Single Element Block with Swivel & BecketElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of...

    $59.85
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  • Schaefer Series 7 Flat Base/Aluminum Cheek/Delrin Sheave Schaefer Marine 111.99 Explore Gear
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    Schaefer Marine

    Schaefer Series 7 Flat Base/Aluminum Cheek/Delrin Sheave

    Series 7 Flat Base/Aluminum Cheek/Delrin SheaveDelrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area. Specifications:Sheave Dia. 2-3/8" (60 mm)Max. Line 1/2" (13...

    MSRP: $146.55
    $127.99
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  • Schaefer Single Aluminum Block - 60mm Sheave Schaefer Marine 98.99 Explore Gear
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    Schaefer Marine

    Schaefer Single Aluminum Block - 60mm Sheave

    Single Aluminum Block - 60mm SheaveDelrin™ sheave ensures smooth operation and a high safe working load. Swivel head may be locked in place to eliminate twisting. Specifications:Sheave Diameter 2 3/8" (60mm)Thickness 1 3/32" (28mm)Width 2...

    MSRP: $129.40
    $112.99
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  • Schaefer Single Ball Bearing Block Schaefer Marine 90.99 Explore Gear
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    Schaefer Marine

    Schaefer Single Ball Bearing Block

    Single Ball Bearing BlockSingle block with aluminum cheeks and ball bearing sheave. Delrin™ ball bearing sheave ensures low-friction operation. Swivel head may be locked in place to avoid twist. Specifications:Sheave Diameter 2"...

    MSRP: $118.75
    $103.99
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  • Schaefer Series 5 Flat Base Cheek Block - Stainless Steel Cheeks Schaefer Marine 87.99 Explore Gear
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    Schaefer Marine

    Schaefer Series 5 Flat Base Cheek Block - Stainless Steel Cheeks

    Series 5 Flat Base Cheek Block - Stainless Steel CheeksSeries 5 Cheek Block with Stainless Steel cheek. Delrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area...

    MSRP: $115.05
    $100.99
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  • Schaefer Single Stainless Steel Block - 51mm Sheave Schaefer Marine 75.99 Explore Gear
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    Schaefer Marine

    Schaefer Single Stainless Steel Block - 51mm Sheave

    Single Stainless Steel Block - 51mm SheaveSingle block with stainless steel cheeks. Delrin™ sheave ensures smooth operation and high safe working load. Specifications:Sheave Dia. 2" (51mm)Thickness 15/16" (24mm)Width 2 1/8" (54mm)Length 4...

    MSRP: $99.20
    $86.99
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  • Schaefer Series 5 Flat Base/Alum Cheek/Delrin Sheave Schaefer Marine 77.99 Explore Gear
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    Schaefer Marine

    Schaefer Series 5 Flat Base/Alum Cheek/Delrin Sheave

    Series 5 Flat Base/Alum Cheek/Delrin SheaveDelrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area. Specifications:Sheave Diameter 2" (51 mm)Max. Line 7/16" (11...

    MSRP: $101.90
    $88.99
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  • Schaefer Single Aluminum Block - 51mm Sheave Schaefer Marine 64.99 Explore Gear Schaefer Single Aluminum Block - 51mm Sheave [504-05]
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    Schaefer Marine

    Schaefer Single Aluminum Block - 51mm Sheave

    Single Aluminum Block - 51mm SheaveSingle block with anodized aluminum cheeks. Delrin™ sheave ensures smooth operation with high safe working load. Swivel head may be locked in place to avoid twist. Specifications:Sheave Dia. 2"...

    MSRP: $85.35
    $74.99
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  • Schaefer Series 3 Flat Base/Alum Cheek/Delrin Sheave Schaefer Marine 63.99 Explore Gear
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    Schaefer Marine

    Schaefer Series 3 Flat Base/Alum Cheek/Delrin Sheave

    Series 3 Flat Base/Alum Cheek/Delrin SheaveDelrin™ plain bearing sheave ensures smooth operation and high safe working load. Stainless Steel base distributes loads to a larger surface area.Specifications:Sheave Dia. 1-7/16" (37 mm)Max Line 7/16"...

    MSRP: $82.75
    $72.99
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  • Ronstan Series 30 Utility Block - Double, Tube Rivet Ronstan 21.06 Explore Gear
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    Ronstan

    Ronstan Series 30 Utility Block - Double, Tube Rivet

    Series 30 Utility Block- Double, Tube RivetFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.Hollow rivets accept...

    MSRP: $26.28
    $21.69
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  • Ronstan Series 30 Utility Block - Single, Becket, Loop Head Ronstan 17.14 Explore Gear
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    Ronstan

    Ronstan Series 30 Utility Block - Single, Becket, Loop Head

    Series 30 Utility Block - Single, Becket, Loop HeadFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets...

    MSRP: $21.39
    $16.99
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  • Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head Ronstan 22.91 Explore Gear
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    Ronstan

    Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head

    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 high performance & low frictionSingle loop head blocks...

    MSRP: $28.84
    $23.80
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