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 The Harken 3229 57mm Black Magic 1-Sheave Aluminum Low-Load Block Swivel, Becket is built for frequent sail adjustments. Featuring a swivel shackle and Torlon® bearings, it maintains smooth, untwisted line control. It weighs 169 g and supports 750 kg. Item number: HK3229. |
$ 436.58
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1-2 weeks delivery time The Harken 3230 75mm Black Magic Aluminum Loop Block delivers low-friction performance for high-performance sailing systems. Lightweight and strong, it uses Torlon® bearings and a soft-attachment loop for versatile mounting. It weighs 209 g with a 2268 kg load capacity. Item number: HK3230. |
$ 779.34
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1-2 weeks delivery time The Harken 3231 75mm Black Magic 1-Sheave Aluminum Block Swivel offers strength and smooth operation for demanding sail controls. It uses Torlon® bearings and a lockable swivel shackle to prevent line twist. It weighs 331 g and handles 2268 kg. Item number: HK3231. |
$ 829.85
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1-2 weeks delivery time The Harken 3232 75mm Black Magic 1-Sheave Aluminum Block Swivel, Becket enhances line control with a becket for additional attachments. Its Torlon® bearings ensure minimal friction, and a swivel shackle prevents line twist. It weighs 363 g and supports 2268 kg. Item number: HK3232. |
$ 934.48
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1-2 weeks delivery time The Harken 3233 75mm Black Magic 2-Sheave Aluminum Block Swivel is built for high-load use, offering smooth multi-line operation through its dual sheaves. Torlon® roller bearings, held apart by a center cage, reduce friction, while the shackle can either swivel or lock to avoid line twisting. With strong aluminum construction, it’s ideal for mainsheet and halyard systems. |
$ 1,551.45
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1-2 weeks delivery time The Harken 3234 75mm Black Magic Aluminum Footblock provides secure deck line redirection with the option for temporary locking. It uses Hard Lube-anodized sheaves and sideplates for UV resistance and a smooth finish. Torlon® roller bearings are separated by a center cage for low friction, and the design allows multiple fastener configurations for concealed mounting. |
$ 653.06
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1-2 weeks delivery time The Harken 3235 75mm Black Magic 2-Sheave Aluminum Footblock efficiently guides lines across the deck using its dual-sheave system. Featuring lockoffs for temporary line holding, it mounts cleanly with hidden metric or imperial fasteners. Hard Lube-anodized sideplates and sheaves enhance UV resistance, while Torlon® roller bearings in a center cage reduce friction for consistent performance. |
$ 1,132.93
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1-2 weeks delivery time The Harken 3236 75mm Black Magic Aluminum Footblock Lockoff provides line redirection and temporary sheet control with a smooth, compact design. Hidden fasteners allow clean installation, while Hard Lube-anodized sideplates and sheaves resist UV exposure. Torlon® roller bearings, separated in a center cage, maintain alignment for minimal friction and long-lasting efficiency. |
$ 833.45
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1-2 weeks delivery time The Harken 3237 75mm Black Magic 2-Sheave Aluminum Footblock Lockoff combines dual-sheave control with a built-in lockoff feature for temporary line holding. Its concealed mounting and Hard Lube-anodized components ensure clean appearance and UV resistance. Torlon® bearings in a central cage stay aligned to minimize friction and ensure dependable deck performance. |
$ 1,443.23
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1-2 weeks delivery time The Harken 3238 75mm Black Magic Runner Block is made for offshore boats, offering precise mast bend control through running backstays. Integrated sideplate bails and a recessed cotter key provide a snag-free profile. Hard Lube-anodized components resist UV damage, while Torlon® roller bearings remain aligned in a center cage for smooth, low-friction movement. |
$ 840.66
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1-2 weeks delivery time The Harken 3239 75mm Black Magic Runner Block With Becket supports mast bend adjustment in offshore sailing conditions. Its integrated bails and recessed cotter key create a streamlined design, while Hard Lube-anodized sheaves and sideplates resist UV wear. Torlon® roller bearings stay separated and aligned to maintain smooth, efficient line handling. |
$ 1,089.64
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1-2 weeks delivery time The Harken 3240 75mm Black Magic 1-Sheave High-Load Padeye Block is designed for masthead or direct padeye attachments, allowing fair leads without deck contact. Ideal for backstay applications, it features Hard Lube-anodized sideplates and sheaves for UV protection. Torlon® roller bearings stay parallel and separated within a center cage to reduce friction. |
$ 779.34
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1-2 weeks delivery time The Harken 3241 75mm Black Magic Spriddle Block Swivel is a lightweight, high-performance block for racing or cruising sail controls. With Torlon® bearings aligned in a center cage, it delivers smooth, powerful operation. The shackle swivels or locks to avoid line twisting, making it suitable for mainsheet, halyard, runner, and spinnaker systems. |
$ 1,421.58
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1-2 weeks delivery time The Harken 3242 75mm Black Magic Spriddle Block Swivel with Becket delivers reliable control for performance sailors. Lightweight yet durable, it features Torlon® roller bearings arranged in a center cage for smooth operation. The swivel shackle locks in two positions to prevent twisting, while the added becket increases versatility for sail handling systems. |
$ 1,544.25
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1-2 weeks delivery time The Harken 3243 75mm Black Magic 1-Sheave Aluminum Low-Load Block Swivel is crafted for frequent sail trimming with light weight and low friction. It features a red isolator, Delrin® ball bearings, and corrosion-resistant stainless components. The shackle swivels or locks to keep lines aligned under varying loads for smooth, reliable operation. |
$ 696.35
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1-2 weeks delivery time The Harken 3244 75mm Black Magic Aluminum Stand-up Block offers strength and fluid operation for high-performance sailing. Hard Lube-anodized sheaves and sideplates provide UV resistance and smooth movement, while Torlon® roller bearings are separated in a center cage to minimize friction. It mounts with a padeye and supports dynamic sail control under load. |
$ 1,147.35
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1-2 weeks delivery time The Harken 3245 100mm Black Magic Aluminum Loop Block combines lightweight construction with impressive strength for mainsheet, halyard, and spinnaker applications. The center cage separates Torlon® bearings for low-friction performance, while its soft-attachment loop and removable deadend post enable secure and adaptable mounting to padeyes or lashings. |
$ 1,154.58
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1-2 weeks delivery time The Harken 3246 100mm Black Magic 1-Sheave Aluminum Block Swivel is designed for high-performance sailing with smooth, low-friction operation. Its Torlon® roller bearings ensure efficiency, and the swivel shackle can rotate or lock to prevent twisting. Built for mainsheet, halyard, and spinnaker use, it delivers dependable strength under heavy loads. |
$ 1,100.46
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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.