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.

  • SeaSure Clip f/1.25" Stanchion - 25.07CRD, made by SeaSure - 25.07CRD
    Add to Cart

    SeaSure Clip f/1.25" Stanchion - 25.07CRD

    SeaSure

    MSRP: $15.29
    $11.12
    Clip for 1.25" StanchionThis stainless steel clip is for a 1.25 in. stanchion.Specifications:Weight: 0.025kg Manufacturer : SeaSure Manufacturer Part No : 25.07CRD UPC : 895052000975
    MSRP: $15.29
    $11.12
    Add to Cart
  • SeaSure Deck Eye Hole Center - 28mm - 05.23CRD, made by SeaSure - 05.23CRD
    Add to Cart

    SeaSure Deck Eye Hole Center - 28mm - 05.23CRD

    SeaSure

    MSRP: $6.12
    $4.45
    Deck Eye Hole Center - 28mmThis deck eye is made from 316 stainless steel, and it went through multiple machining and finishing operations to ensure that it is free of damaging sharp corners and burrs.Specifications:Weight: 0.001kgHeight: 9mmWidth...
    MSRP: $6.12
    $4.45
    Add to Cart
  • SeaSure Deck Eye Hole Center - 31mm - 05.31CRD, made by SeaSure - 05.31CRD
    Add to Cart

    SeaSure Deck Eye Hole Center - 31mm - 05.31CRD

    SeaSure

    MSRP: $6.71
    $4.88
    Deck Eye Hole Center - 31mmThis deck eye is made from 316 stainless steel, and it went through multiple machining and finishing operations to ensure that it is free of damaging sharp corners and burrs. Specifications:Weight: 0.001kgHeight: 10mmWidth...
    MSRP: $6.71
    $4.88
    Add to Cart
  • SeaSure Deck Eye Hole Center - 42mm - 05.24CRD, made by SeaSure - 05.24CRD
    Add to Cart

    SeaSure Deck Eye Hole Center - 42mm - 05.24CRD

    SeaSure

    MSRP: $10.10
    $7.34
    Deck Eye Hole Center - 42mmThis deck eye is made from 316 stainless steel, and it went through multiple machining and finishing operations to ensure that it is free of damaging sharp corners and burrs. Specifications:Weight: 0.001kgHeight: 14mmWidth...
    MSRP: $10.10
    $7.34
    Add to Cart
  • SeaSure Flat Eye Plate 41mm x 51mm - 16.05CRD, made by SeaSure - 16.05CRD
    Add to Cart

    SeaSure Flat Eye Plate 41mm x 51mm - 16.05CRD

    SeaSure

    MSRP: $23.41
    $17.03
    Flat Eye Plate 41mm x 51mmThis eye plate is manufactured from 316 stainless steel and underwent multiple machining and finishing operations to ensure it has a smooth finish and is free of damaging sharp corners and burs. Features:Electro-polished to...
    MSRP: $23.41
    $17.03
    Add to Cart
  • SeaSure Flat Reefing Hook - 4 Pack - 25.15CRD, made by SeaSure - 25.15CRD
    Add to Cart

    SeaSure Flat Reefing Hook - 4 Pack - 25.15CRD

    SeaSure

    MSRP: $10.01
    $7.28
    Flat Reefing Hook - 4 Pack This is a stainless steel lacing hook, which is generally used for retaining shock cords and lines but is also used in many other applications.Specifications:Weight: 0.01kgSize: Large *4 hooks sold in one pack ...
    MSRP: $10.01
    $7.28
    Add to Cart
  • SeaSure General Purpose Block - 02.01CRD, made by SeaSure - 02.01CRD
    Add to Cart

    SeaSure General Purpose Block - 02.01CRD

    SeaSure

    MSRP: $15.86
    $11.53
    General Purpose BlockThe 19mm carbon fiber sheave block range is designed for use with abrasive ropes for high-load applications. The outer cage is manufactured from marine-grade 316 Stainless Steel with a hollow stainless steel rivet through the center...
    MSRP: $15.86
    $11.53
    Add to Cart
  • SeaSure Half Back Flap Hinge - 106mm - 23.13CRD, made by SeaSure - 23.13CRD
    Add to Cart

    SeaSure Half Back Flap Hinge - 106mm - 23.13CRD

    SeaSure

    MSRP: $26.71
    $19.43
    Half Back Flap Hinge - 106mmThis 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 securitySpecifications:Length:...
    MSRP: $26.71
    $19.43
    Add to Cart
  • SeaSure Hasp & Staple - 78mm - 23.08CRD, made by SeaSure - 23.08CRD
    Add to Cart

    SeaSure Hasp & Staple - 78mm - 23.08CRD

    SeaSure

    MSRP: $37.77
    $27.47
    Hasp & Staple - 78mmThis 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 securitySpecifications:Closed...
    MSRP: $37.77
    $27.47
    Add to Cart
  • SeaSure Hasp & Staple 52mm - 23.00CRD, made by SeaSure - 23.00CRD
    Add to Cart

    SeaSure Hasp & Staple 52mm - 23.00CRD

    SeaSure

    MSRP: $26.88
    $19.55
    Hasp & Staple 52mmThis hinge was fabricated from marine-grade 316 stainless steel and electro-polished for a long-lasting high finish. Features:The pins of the hinges and staple are welded in place for added securitySpecifications:Closed Length:...
    MSRP: $26.88
    $19.55
    Add to Cart
  • SeaSure Long Lacing Hook - 25.18CRD, made by SeaSure - 25.18CRD
    Add to Cart

    SeaSure Long Lacing Hook - 25.18CRD

    SeaSure

    MSRP: $7.41
    $5.39
    Long Lacing HookThis long lacing hook is made of stainless steel. This hook is generally used for retaining shock cords and lines but is also used in many other applications. Manufacturer : SeaSure Manufacturer Part No : 25.18CRD UPC : 895052000999
    MSRP: $7.41
    $5.39
    Add to Cart
  • SeaSure Pad Eye Plate 46mm x 46mm - 16.17CRD, made by SeaSure - 16.17CRD
    Add to Cart

    SeaSure Pad Eye Plate 46mm x 46mm - 16.17CRD

    SeaSure

    MSRP: $27.61
    $20.08
    Pad Eye Plate 46mm x 46mmThis eye plate is manufactured from 316 stainless steel and underwent multiple machining and finishing operations to ensure it had a smooth finish and was free of damaging sharp corners and burs.Features:Electro-polished to give...
    MSRP: $27.61
    $20.08
    Add to Cart