Harken Blocks are essential components for sailboats, designed to handle loaded control lines with efficiency and precision. These boat blocks, including small boat blocks and ratchet blocks, come in various configurations to suit different sailing nee
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1-2 weeks delivery time The Harken 7359 Reflex Stanchion-Mount Double Cam Fairlead offers a secure aft lead for asymmetric or code zero sails, featuring a double Harken Cam-Matic for cleating continuous furling lines and compatibility with stanchion setups.
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$ 155.88
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1-2 weeks delivery time The Harken 7360 Reflex 57mm Stanchion-Mount Bungee Block is a lightweight, UV-stabilized Carbo block that maintains line position and smooth trimming, attaching aft of the double cam with a shockcord for easy line access.
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$ 85.52
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1-2 weeks delivery time The Harken 7361.10 Unit 1 Reflex Furling System Code Zero provides reliable, even furling for code zero sails with a compact drive unit, reflexive torque transfer, a modular T-fitting for multiple sails, and a 2:1 threaded adapter for bowsprit attachment.
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$ 2,547.28
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1-2 weeks delivery time The Harken 7362.10 Unit 2 Reflex Furling System Code Zero ensures smooth, controlled furling for larger code zero sails with a compact drive unit, quick torque transfer to the head swivel, and a 2:1 threaded adapter for easy attachment.
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$ 2,749.33
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1-2 weeks delivery time The Harken 7363.10 Unit 3 Reflex Furling System Code Zero is built for larger monohulls and multihulls, providing fast and even furling with a reflexive drive unit, quick-release modular T-fitting for multiple sails, and a 3:1 threaded adapter for secure bowsprit attachment.
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$ 5,989.34
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1-2 weeks delivery time The Harken 7367 Reflex Furler Unit 3 Cable Clamp Set enables easy switching of furled sails for the Reflex Unit 3, including tack and head swivels, torsion cable, and cable clamps for quick installation.
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$ 515.94
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1-2 weeks delivery time The Harken 7371 Reflex Anti-Torsion Cable 8 mm improves furling efficiency by resisting corkscrewing, with braided stainless steel over a polyester core transmitting torque in both tension and compression and a smooth polymer jacket protecting sails.
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$ 48.36
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1-2 weeks delivery time The Harken 7372 Reflex Anti-Torsion Cable 10 mm resists torsion effectively, transmitting torque to the head swivel through tension and compression, with a smooth polymer jacket safeguarding sails from abrasion.
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$ 51.95
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1-2 weeks delivery time The Harken 7373 Reflex cable is engineered to resist corkscrewing better than standard textile cables, featuring braided stainless steel wire over a Dyneema® core that transmits torque for quicker furling, while its smooth polymer jacket protects sails from wear. It is designed for use with the Reflex Unit 3 and has a diameter of 13 mm (33/64 in).
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$ 76.49
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1-2 weeks delivery time The Harken 7401 40 mm stanchion-mount block serves as an inboard lead on the bow pulpit, with a ball-and-socket base ensuring smooth alignment for leads aft and safe furling from the cockpit. It accommodates lines up to 10 mm (3/8 in) and fits 25 mm (1") stanchions.
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$ 108.60
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1-2 weeks delivery time The Harken 7402 57 mm ratchet stanchion-mount block maintains line tension during spooling for smooth furling, with a ball-and-socket base that aligns with the 7401 for seamless leads aft, supporting safe cockpit furling. It handles lines up to 10 mm (3/8 in) and is compatible with 25 mm (1") stanchions.
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$ 204.95
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1-2 weeks delivery time The Harken 7403 29 mm outboard stanchion-mount block guides the furling line outboard of the stanchion, keeping the sidedeck clear, and installs easily with a strong four-screw clamp. It is compatible with lines up to 10 mm (3/8 in) and 25 mm (1") stanchions.
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$ 103.56
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1-2 weeks delivery time The Harken 7404 stanchion-mount lead block kit offers a complete set of lightweight, UV-stabilized Carbo blocks running on ball bearings for smooth trimming and safe furling from the cockpit. The kit includes three 7403 blocks, one 7402, one 7401, and a cleat, compatible with 25 mm (1") stanchions.
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$ 667.49
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1-2 weeks delivery time The Harken 7405 40 mm double stanchion-mount block functions as an inboard lead for two lines, ideal for boats with dual furlers, ensuring safe furling and smooth handling from the cockpit. It supports lines up to 10 mm (3/8 in) and fits 25 mm (1") stanchions.
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$ 168.85
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1-2 weeks delivery time The Harken 7407 57 mm stanchion-mount block is designed for the bow pulpit as an inboard lead, providing smooth line guidance with a ball-and-socket base and safe furling from the cockpit. It accommodates lines up to 10 mm (3/8 in) and fits 25 mm (1") stanchions.
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$ 134.22
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1-2 weeks delivery time The Harken 7410.10 MKIV Racing Unit 0 Furling System delivers high strength, lightweight construction, and aerodynamic efficiency, making it ideal for sailors seeking reliable performance and easy installation on the water.
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$ 3,896.68
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1-2 weeks delivery time The Harken 7410.10BASE Unit 0 MKIV Lower Unit features a hardcoat-anodized aluminum line guard and torque tube, providing maximum strength, UV resistance, and a large inner spool for powerful and effortless reefing and furling.
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$ 1,616.40
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1-2 weeks delivery time The Harken 7410.11 MKIV Unit 0 Underdeck Furling System offers a streamlined, aerodynamic solution with the drum positioned below deck to reduce tack height, optimize sail area, and enhance sailing performance.
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$ 8,112.80
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1-2 weeks delivery time The Harken 7410.20 3/8 Eye and Jaw Reversible Toggle provides flexible and strong connections for fork or tang chainplate installations, accommodating standard turnbuckles and featuring a single stainless steel clevis pin for easy adjustments.
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$ 133.50
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1-2 weeks delivery time The Harken 7410.20 5/16 toggle assembly ensures secure rigging connections with reversible installation for fork or tang chainplates and convenient clevis pin access, compatible with standard turnbuckles.
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$ 133.50
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What are the key features of a Harken Element Block and how is it used in sailing?
Harken Element Blocks are designed with durability and performance in mind, featuring a combination of aluminum side plates and composite sheaves. These blocks are ideal for a variety of sailing applications, from halyards to control lines. Their bearing system ensures smooth operation under both high and low loads, making them suitable for fast trim and release. Available in various configurations such as single block, fiddle block, and snatch block, they cater to the diverse needs of sailors.
The 16mm Micro Block is perfect for light load applications on small sailboats, while the 75mm Carbo Block is better suited for handling larger loads on bigger boats. Harken’s selection of blocks, including the Element Fiddle and Carbo Fiddle Block, are considered some of the best in the industry, providing reliable performance for both cruising and racing scenarios.
How does a fiddle block differ from a single block in terms of functionality
A fiddle block differs from a single block in that it has two sheaves, allowing it to manage more complex rigging setups and offer greater mechanical advantage. This makes it ideal for applications where precise trimming and efficient release under high or low loads are required. Fiddle blocks, like the 16 mm and bullet blocks in Harken's selection of sailboat blocks, are essential for leading control lines aft and ensuring smooth operation in various sailing conditions.
How does a micro block differ from a standard block in terms of usage on a sailboat?
A micro block differs from a standard block in terms of size and weight, making it ideal for applications where space and weight savings are crucial. Classic blocks, such as those in the selection of Harken blocks, include micro blocks designed for smooth and efficient trim and release under high loads. These compact blocks, like the triple carbo, are made with high-quality materials to ensure durability and performance, making them some of the best blocks available in Harken hardware.