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 HK2659 Carbo Air Block is a 40 mm single fixed 90-degree block designed for 10 mm ropes. Ideal for small boat sheeting systems and larger vessel trim lines, it offers a safe workload of 220 kg and a breaking strength of 735 kg, all while weighing just 44 grams for a lightweight yet robust solution.
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$ 70.36
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1-2 weeks delivery time The Harken HK2156 40 mm Pivoting Lead Block with Cam-Matic Cleat is designed for halyard controls on larger keelboats and as “headknockers” on dinghies and beachcats. Offering a safe workload of 136 kg and a breaking strength of 430 kg, this lightweight 186-gram block ensures reliable performance in both small and large boat sheeting systems. Its high-strength construction and identical hole spacing to Classic models make upgrades easy.
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$ 147.21
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1-2 weeks delivery time The Harken HK2157 Carbo 40 mm Pivoting Lead Block with Carbo-Cam Cleat is a versatile, high-strength solution for halyard controls on larger keelboats and direct sheeting from the boom on dinghies and beachcats. Featuring reversible cams for flexible cleating options, this lightweight block supports lines up to 10 mm, offering a safe workload of 91 kg and a breaking strength of 430 kg.
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$ 141.43
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1-2 weeks delivery time The Harken HK2638 Double Carbo Air Block 40 mm is a high-performance block designed for ropes up to 10 mm in diameter. Offering a working load of 440 kg and a breaking strength of 1080 kg, this lightweight 86-gram block combines durability and efficiency for various sailing tasks.
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$ 142.88
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1-2 weeks delivery time The Harken HK2639 Carbo Air Double Block 40 mm with Becket is designed for ropes up to 10 mm. This lightweight block, weighing just 90 grams, features a working load of 440 kg and a breaking strength of 1080 kg. It offers smooth operation with ball bearings and includes a swivel for added flexibility, making it ideal for various sailing applications.
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$ 154.42
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1-2 weeks delivery time The Harken HK2640 Carbo Triple Air Block is a 40 mm block designed for ropes up to 10 mm. With a working load of 660 kg and a breaking strength of 1383 kg, this lightweight block (118 grams) provides durability and reliable performance for a variety of rigging tasks.
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$ 236.69
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1-2 weeks delivery time The Harken HK2641 Triple Carbo Air Block with Becket is a high-performance block designed for main, jib, and spinnaker sheets on sportboats and dinghies. With a 40 mm sheave, it features a lightweight composite construction, UV-stabilized components, and a working load of 660 kg for reliable performance in challenging conditions.
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$ 246.78
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1-2 weeks delivery time The Harken HK2642 Double Fixed Carbo Air Block is a high-performance block designed for ropes up to 10 mm. Offering 60% more strength and 30% less weight compared to classic blocks, it’s ideal for jib and mainsheet systems on dinghies and control lines on small keelboats.
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$ 119.43
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1-2 weeks delivery time The Harken HK2643 Double Fixed Carbo Air Block with Becket is a strong, lightweight block designed for high-performance dinghies and small keelboats. With a high strength-to-weight ratio and UV-stabilized components, it ensures smooth operation in various sailing systems.
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$ 129.52
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1-2 weeks delivery time The Harken HK2647 Carbo Triple Block with Swivel and Cam Cleat offers reliable performance with a 40 mm sheave diameter, capable of handling high working loads. Its lightweight, durable design ensures smooth operation and reduced friction for efficient trimming.
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$ 364.41
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1-2 weeks delivery time The Harken HK2648 Triple Carbo Air Block is a lightweight, durable solution designed for 10 mm ropes. Offering high working loads and low-friction operation, it’s the perfect companion for safe and efficient trimming with a 40 mm sheave diameter and a maximum working load of 408 kg.
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$ 375.24
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1-2 weeks delivery time The Harken HK2654 Quad Carbo Air Block is a lightweight and high-strength solution for ropes up to 10 mm. Designed for jib and mainsheet systems on dinghies and control lines on small keelboats, it offers smooth, low-friction operation with UV-stabilized components for reliable performance.
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$ 313.17
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1-2 weeks delivery time The Harken HK2600 Single Carbo Air Block is a lightweight and durable 57 mm block designed for ropes up to 10 mm. With a safe working load of 359 kg and a breaking strength of 1079 kg, it is ideal for main sheets and jib sheets, offering reliable performance in various sailing systems.
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$ 92.01
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1-2 weeks delivery time The Harken HK2601 Carbo Single Air Block with Becket is a lightweight and durable 57 mm block designed for ropes up to 10 mm. With a safe working load of 359 kg and a breaking strength of 1079 kg, it is perfect for main sheets and jib sheets, providing reliable performance in various sailing applications.
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$ 108.60
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1-2 weeks delivery time The Harken HK2606 Cheek Carbo Air Block is a lightweight, strong, and affordable block designed for 10 mm ropes. With a 57 mm sheave diameter and a maximum working load of 359 kg, it ensures smooth operation and reliable performance in various sailing applications.
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$ 84.43
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1-2 weeks delivery time The Harken HK2615 Carbo Air Block with Cam is a lightweight, high-performance block designed for ropes up to 10 mm. Featuring UV-stabilized sideplates and a patented switch for maximum protection and flexibility, this block ensures easy and safe trimming in various sailing applications.
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$ 261.23
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1-2 weeks delivery time The Harken HK2616 Carbo Air Block with Cam and Becket is a compact, lightweight, and high-performance block designed for ropes up to 10 mm. Offering high working loads, it ensures safe and easy trimming in various sailing applications.
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$ 277.10
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1-2 weeks delivery time The Harken HK2660 Single Carbo Air Block combines lightweight design with outstanding strength. It is 60% stronger and 30% lighter than the classic Harken block, making it ideal for high-performance mainsheet systems on sport boats.
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$ 163.09
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1-2 weeks delivery time The Harken HK2661 Carbo Air Block with Becket combines reliability and performance for ropes with a 14 mm diameter. This lightweight block offers high working loads and is part of the renowned Harken Black Magic block line.
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$ 186.17
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1-2 weeks delivery time The Harken HK2666 Carbo Air Block with Cam offers superior strength and performance for ropes up to 14 mm. With a 75 mm sheave diameter and flexible Cam-Lock or U-Lock systems, this lightweight block is perfect for various sailing applications.
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$ 411.32
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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.