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.
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Harken 40mm Twing Block - 2699
Harken
$75.8540mm Twing BlockLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.Features:Opening side...$75.85 -
SeaSure Flat Eye Plate 41mm x 51mm - 16.05CRD
SeaSure
MSRP: $23.41$17.03Flat 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 -
Wichard Snatch Block w/Snap Shackle - Max Rope Size 12mm (15/32") - 34500
Wichard Marine
MSRP: $313.00$202.84Snatch Block with Snap Shackle - Max Rope Size 12mm (15/32")Features:Free rotation thanks to snap shackleVery strong closing systemEasy opening by simply pulling on the plunger pinShock and scratch-resistant thanks to the elastomer molded...MSRP: $313.00$202.84 -
SeaSure Tiller Lock Gun - Grey - 19.27
SeaSure
MSRP: $90.09$65.52Tiller Lock Gun - GreyThis tiller lock maintains the rugged reliability of the original and brings the design fully up to date.Design suitable for any tiller-steered yacht or sports boatA simple mechanism allows the tiller to be set and adjusted, which...MSRP: $90.09$65.52 -
SeaSure 25mm Single Block w/Shackle - 00.08CRD
SeaSure
MSRP: $25.10$18.2525mm 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$18.25 -
SeaSure Seddon Link f/25mm Diameter - 08.05CRD
SeaSure
MSRP: $60.35$43.88Seddon Link for 25mm DiameterThe "Life Line Link" is a webbing link that you are easily able to move around the boat to create a safe attachment point. Fitted and removed in seconds, it provides strong attachments for deck safety lines or sheet locks...MSRP: $60.35$43.88 -
SeaSure 25mm Halyard Block - 00.03CRD
SeaSure
MSRP: $15.69$11.4125mm 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$11.41 -
Harken 29mm Carbo Air Block w/Swivel - 340
Harken
MSRP: $32.95$28.9529mm 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: $32.95$28.95 -
SeaSure 25mm Double Block w/Shackle - 00.21CRD
SeaSure
MSRP: $36.12$26.2725mm 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$26.27 -
SeaSure Small Mast or Deck Eye - 25.42CRD
SeaSure
MSRP: $26.18$19.04Small Mast or Deck EyeThis 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:Electropolished to give...MSRP: $26.18$19.04 -
Harken 22mm Micro Block w/Swivel - 292
Harken
MSRP: $33.25$28.9522mm Micro Block with SwivelLow-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: 60mm / 2-3/8in.Weight:...MSRP: $33.25$28.95 -
SeaSure Bridge f/25mm Webbing - 05.96CRD
SeaSure
MSRP: $6.75$4.91Bridge for 25mm WebbingThis durable webbing Bridge is made of marine-grade 316 stainless steel.Features:M5 Fixing holesSpecifications:Weight: 0.004kgSize: 25mm webbing Manufacturer : SeaSure Manufacturer Part No : 05.96CRD UPC : 895052001125MSRP: $6.75$4.91