Harken Inc. is a globally renowned company specializing in high-performance sailing hardware and accessories, making it a staple in the world of yachting and boating. Established in 1967 by brothers Peter and Olaf Harken, the company has grown from a small garage operation in Wisconsin, USA, to an international powerhouse with facilities and offices in the United States, Italy, and the United Kingdom. Harken’s commitment to innovation and quality has earned it a reputation for producing some of the most reliable and efficient sailing equipment available on the market.

Harken's product range includes a wide array of items designed to enhance the performance and safety of any sailing vessel. From winches and Harken blocks to travelers, furling systems, and more, Harken products are crafted with meticulous attention to detail and are trusted by professional sailors and boating enthusiasts alike. The company’s dedication to using the finest materials and cutting-edge technology ensures that their products not only meet but often exceed industry standards, providing sailors with the confidence and reliability they need while out on the water.
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1-2 weeks delivery time Price incl. 19% VAT The Harken 7320.21 5/16 Unit 0 Long Leg Kit is a reliable accessory designed to enhance equipment performance. With a 320 mm length and a 5/16" pin, this kit ensures secure and reliable operation, ideal for sailing, rigging, and other demanding activities. |
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7320.21 3/8 ESP Unit includes a 320mm/9.5mm leg kit designed to raise the drum for anchor clearance, reduce sail chafe, and improve visibility. The removable clamp screws provide easy access to the turnbuckle, ensuring compatibility with conventional turnbuckles. |
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7320.30 Unit 0 ESP Foil is a high-performance 2-meter foil designed for use with Harken furling systems. It delivers excellent aerodynamics and efficiency, ensuring smooth sail handling and reliability in diverse conditions. |
€ 103,85
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7320.31 ESP Unit 0 Foil Connector Set (216mm) features robust foil joints designed to withstand years of torque loading. Its interlocking design, secured with screws and adhesive, eliminates the need for extra adhesive, providing a secure and reliable connection. |
€ 44,04
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7420-4 Rod Adapter -4 is designed to connect a rod to a threaded stud, making it compatible with conventional turnbuckles. Its 7/16" UNF thread ensures a secure and reliable connection. |
€ 366,55
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7320 ESP Unit 0 Furling System is designed for maximum efficiency, featuring a durable 0.7mm/17m rope for smooth and reliable furling performance. Ideal for sailors seeking seamless operation and durability. |
€ 42,55
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7321.10 Unit 1 ESP Furling System is an ideal choice for cruising sailors, offering easy assembly, simple operation, and exceptional durability. Featuring the same low-maintenance bearing system as the MKIV line, it allows for safe, efficient trimming and unfurling from the cockpit in various conditions. |
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7321.20 7/16 ESP Unit 1 Leg Kit features a 230mm short leg design with a toggle and 11.1mm pin, ideal for adjusting drum height. It allows for direct attachment to a marine eye at the bottom of the stay and positions the sail closer to the deck for improved performance. |
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7321.20 1/2 ESP Unit 1 Leg Kit features a 230mm short leg design with a toggle and 12.7mm pin, ideal for adjusting drum height. It enables direct attachment to a marine eye at the bottom of the stay and brings the sail closer to the deck for improved performance. |
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7321.22 7/16 ESP Unit 1 Leg Kit features a 320mm design with a toggle and 11.1mm pin. This kit elevates the drum, providing anchor clearance, enhancing visibility, and reducing sail chafe. It’s ideal for use with the 7321.10 furling unit. |
€ 386,91
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7321.22 1/2 Unit 1 Leg Kit features a 320mm design with a toggle and 12.7mm pin, providing essential drum elevation for optimal sail performance. This kit reduces anchor interference, minimizes sail abrasion, and improves visibility, ideal for use with the 7321.10 furling unit. |
€ 386,91
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7321.21 7/16 Unit 1 Leg Kit features a 450mm long leg design with a toggle and 11.1mm pin, ideal for raising the drum and improving functionality. It enhances anchor clearance, reduces sail chafe, and improves visibility, and is compatible with the 7321.10 furling unit. |
€ 310,55
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7321.21 1/2 ESP Unit 1 Leg Kit offers a 450mm long leg extension with a toggle and 12.7mm pin. This kit raises the drum for better anchor clearance, reduces sail chafe, and improves visibility. It is compatible with conventional turnbuckles and pairs seamlessly with the 7321.10 furling unit for optimal functionality. |
€ 310,55
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7321.30 ESP Foil Unit 1 features a round foil profile designed to withstand heavy reefing loads. It ensures smooth furling and easy rolling compared to flat foil shapes, providing optimal performance when paired with the 7321.10 furling unit. |
€ 133,38
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7321.31 ESP Unit 1 Foil Connector Set (229mm) offers exceptional durability, engineered to withstand years of torque loading. The connectors seamlessly interlock with the foil, secured with screws and adhesive, eliminating the need for additional bonding agents. |
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7421-6 Rod Adaptor Stud, threaded with UNF 7/16", is designed for seamless integration with your Harken rod, offering precise fit and enhanced stability for optimal performance on the water. |
€ 366,55
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7422-8 Furling Rod-stud -8 5,72mm 1/2 is a highly durable and precisely engineered component designed to ensure secure and reliable connections in sailboat rigging systems, built to endure high stress in harsh maritime environments. |
€ 375,27
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1-2 weeks delivery time Price incl. 19% VAT The Harken HK7423-10 Rod Adaptor Stud is a reliable connection component designed to link rods to threaded studs, ensuring seamless compatibility with conventional turnbuckles for efficient rigging. |
€ 375,27
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What are the key features of Harken Marine element blocks, such as the 60 mm and 80 mm sizes, and how do they contribute to efficient sail handling?
Harken element blocks, such as the 60 mm and 80 mm sizes, are designed for high strength and low weight, making them essential for efficient sail handling on a wide range of sailboats. These blocks feature advanced materials and Harken's precise engineering, ensuring smooth operation and durability in demanding conditions. As a leading manufacturer and marketer of quality marine hardware, Harken offers these blocks as part of their extensive selection of sailboat hardware and accessories, all available through our online store.
For additional versatility and effective rope handling solutions, complement your sailing gear with the high-performance Ronstan 40mm Block, designed to deliver optimal control and efficiency on the water.
What are the advantages of using a Harken furling system on a sailboat, and how does it improve sail management?
Using a Harken furling system on a sailboat offers significant advantages by making sail management more efficient and safer, especially in challenging ocean conditions. The Harken MkIV Ocean furling unit*allows for smooth and controlled deployment and reefing of the headsail, optimizing performance and reducing the physical effort required. Harken sailing gear is known for its durability and precision, making it a trusted choice among sailors to enhance their sailing gear and sailboat hardware setup.
Explore more precision-driven solutions in our full lineup of Harken Winch systems.
What role does a Harken cam cleat play in sail control, and why is it essential for precise reef and sheet adjustments?
A Harken cam cleat plays a crucial role in sail control by securely holding the mainsail and sheet lines in place, allowing for quick and precise adjustments. This is essential for making fine-tuned reef and sheet changes, especially in dynamic conditions, ensuring optimal sail trim and performance. Harken, a leading manufacturer of quality marine and sailboat hardware, offers a wide selection of cam cleats designed to meet the needs of both small boats and larger vessels, making them an indispensable part of any Harken sailboat rigging system.