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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  • Ronstan Series 50 All Purpose Block - Triple Ronstan 94.66 Explore Gear
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    Ronstan

    Ronstan Series 50 All Purpose Block - Triple

    Series 50 All Purpose Block - TripleFeatures:Exceptionally high working loadsLow maintenance, long service lifeSelf-lubricating Acetal polymer sheave ensures low friction and extreme durabilitySlotted pin shackle eliminates fouled linesLockable...

    MSRP: $119.00
    $101.15
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  • Ronstan Swivel Cleat & Base Ronstan 64.42 Explore Gear
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    Ronstan

    Ronstan Swivel Cleat & Base

    Swivel Cleat & BaseSwivel cleat bases permit easy cleating and releasing from any angle.Sheave can be relocated to allow the control line to feed from belowComes complete with a 28mm(1-1/4") ball bearing sheave, small 'T-Cleat and the 'Fast Track'...

    MSRP: $78.06
    $66.35
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  • Schaefer Clear Step Lead Block f/1" Stanchions Schaefer Marine 72.99 Explore Gear Schaefer Clear Step Lead Block f\/1" Stanchions [506-44]
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    Schaefer Marine

    Schaefer Clear Step Lead Block f/1" Stanchions

    Clear Step Lead Block for 1" StanchionsUnique design leads your furling control line outside of your stanchions for a clean lead aft to the cockpit. Stainless cheeks with Delrin(tm) ball bearing sheave ensure low-friction and high strength. Locks in...

    MSRP: $92.55
    $80.99
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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: $80.30
    $69.99
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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: $111.70
    $97.99
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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: $98.90
    $86.99
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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: $125.60
    $109.99
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  • Schaefer Spring Loaded/Lined Slide/Aluminum f/1" T-Track Schaefer Marine 187.99 Explore Gear
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    Schaefer Marine

    Schaefer Spring Loaded/Lined Slide/Aluminum f/1" T-Track

    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
    $208.99
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  • Schaefer Twin Sheet Block f/1-1/4" T-Track - Black Schaefer Marine 361.99 Explore Gear
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    Schaefer Marine

    Schaefer Twin Sheet Block f/1-1/4" T-Track - Black

    Twin Sheet Block for 1-1/4" T-Track - BlackHardcoat anodized aluminum body and slider provide a high strength block. Aluminum sheave runs on nomex™/Teflon™ bearing for a low-friction, high strength sheave. Articulating sheave allows for a...

    MSRP: $460.95
    $401.99
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  • Schaefer Twin Sheet Lead 25x3MM - Black Schaefer Marine 276.99 Explore Gear
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    Schaefer Marine

    Schaefer Twin Sheet Lead 25x3MM - Black

    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 Nomex™/Teflon™ bearing for a low-friction high...

    MSRP: $361.90
    $307.99
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  • SeaSure 1" Bolt Down Block
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    SeaSure

    SeaSure 1" Bolt Down Block

    1" Bolt Down BlockThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and light...

    MSRP: $16.70
    $13.99
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  • SeaSure 25mm Double Block w\/Becket
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    SeaSure

    SeaSure 25mm Double Block w/Becket

    25mm Double Block with BecketThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and...

    MSRP: $44.00
    $36.99
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  • SeaSure 25mm Double Block w\/Shackle
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    SeaSure

    SeaSure 25mm Double Block w/Shackle

    25mm Double Block with ShackleThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and...

    MSRP: $36.12
    $29.99
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  • SeaSure 25mm Double Block w\/V-Jam
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    SeaSure

    SeaSure 25mm Double Block w/V-Jam

    25mm Double Block with V-JamThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and...

    MSRP: $51.59
    $42.99
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  • SeaSure 25mm Halyard Block
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    SeaSure

    SeaSure 25mm Halyard Block

    25mm Halyard BlockThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and light...

    MSRP: $15.69
    $12.99
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  • SeaSure 25mm Shouldered Block
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    SeaSure

    SeaSure 25mm Shouldered Block

    25mm Shouldered BlockThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and light...

    MSRP: $15.69
    $12.99
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  • SeaSure 25mm Single Block w\/Becket
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    SeaSure

    SeaSure 25mm Single Block w/Becket

    25mm Single Block with BecketThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and...

    MSRP: $26.71
    $22.99
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  • SeaSure 25mm Single Block w\/Clevis Pin
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    SeaSure

    SeaSure 25mm Single Block w/Clevis Pin

    25mm Single Block with Clevis PinThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing...

    MSRP: $20.59
    $16.99
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  • SeaSure 25mm Single Block w\/Shackle
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    SeaSure

    SeaSure 25mm Single Block w/Shackle

    25mm Single Block with ShackleThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and...

    MSRP: $25.10
    $20.99
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  • SeaSure 25mm Single Block w\/V-Jam
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    SeaSure

    SeaSure 25mm Single Block w/V-Jam

    25mm Single Block with V-JamThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and...

    MSRP: $34.78
    $28.99
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  • SeaSure 25mm Treble Block w\/Center Becket
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    SeaSure

    SeaSure 25mm Treble Block w/Center Becket

    25mm Treble Block with Center BecketThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly...

    MSRP: $54.78
    $45.99
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  • SeaSure 25mm Treble Block w\/Shackle
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    SeaSure

    SeaSure 25mm Treble Block w/Shackle

    25mm Treble Block with ShackleThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and...

    MSRP: $51.17
    $42.99
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  • SeaSure 25mm Treble Block w\/V-Jam
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    SeaSure

    SeaSure 25mm Treble Block w/V-Jam

    25mm Treble Block with V-JamThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and...

    MSRP: $61.27
    $50.99
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  • SeaSure 8mm Snap Close Shackle
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    SeaSure

    SeaSure 8mm Snap Close Shackle - 5 Pack

    8mm Snap Close Shackle - 5 Pack Simply push the shackle together, but once it's snapped shut, it won't come undone again.Specifications:Material: NylonPackage Size: 5 included 

    MSRP: $10.71
    $8.99
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  • SeaSure Anti-Rattle Hasp Staple
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    SeaSure

    SeaSure Anti-Rattle Hasp Staple

    Anti-Rattle Hasp & StapleThis hinge was fabricated from marine-grade 316 stainless steel and electro-polished for a long-lasting high finish. Features:The pins of the hasps and staples are welded in place for added...

    MSRP: $59.18
    $48.99
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