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 1652 27mm MR Self-Tacking Jib End Control comes in a pair and supports 2:1 to 4:1 purchases with 5/16" RH fasteners, facilitating efficient self-tacking jib operation. Each unit has a sheave diameter of 51 mm, a maximum line diameter of 12 mm, and a maximum working load of 277 kg, with a breaking load of 544 kg.
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$ 966.95
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1-2 weeks delivery time The Harken 1654 27mm Traveler Kit offers a 3:1 purchase system for boats up to 11 m and includes a car and end controls, while track and fasteners are sold separately. It supports a maximum working load of 816 kg, accommodates sail areas up to 20.5 m², and is compatible with R27 and R27HB tracks.
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$ 1,298.89
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1-2 weeks delivery time The Harken 1655 27mm Traveler Kit provides a 4:1 purchase system for boats up to 11 m, including a car and end controls with track and fasteners obtained separately. It handles a maximum working load of 816 kg, supports sail areas up to 24 m², and fits boats between 8.5 and 10.7 m in length, working with R27 and R27HB tracks.
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$ 1,349.41
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1-2 weeks delivery time The Harken 167 Bullet 29mm single sheave block offers smooth, low-friction operation for control lines, with a compact, lightweight design that allows rapid trimming and release under various loads, suitable for many control line setups.
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$ 62.06
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1-2 weeks delivery time The Harken 170 Hexa-Cat base block with cam cleat features Hexaratchets® to hold loaded sheets while providing precise control for easing and trimming, with a side switch to engage or disengage the ratchet, and works with Big Bullet or 2.25 in blocks for mechanical advantages from 5:1 to 8:1.
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$ 515.94
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1-2 weeks delivery time The Harken 173 22mm low-beam endstops absorb shock at track ends when end controls are not used, protecting equipment and lines effectively.
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$ 15.88
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1-2 weeks delivery time The Harken 1734 203mm high-load sheave is designed for demanding applications, with a bearing system that combines sideload-carrying balls and a PTFE composite bushing to handle radial and side loads efficiently.
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$ 2,193.69
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1-2 weeks delivery time The Harken 174 22mm high-beam endstops absorb shock loads when end controls are not in use, ensuring smooth operation and protecting other system components.
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$ 17.32
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1-2 weeks delivery time The Harken 176 22mm SB Delrin balls are made from high-performance acetal resin, offering durable, lightweight performance for low to moderate-load applications in various mechanisms.
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$ 6.20
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1-2 weeks delivery time The Harken 177 22mm SB Torlon balls are crafted from a strong thermoplastic, providing crush and impact resistance for heavy, long-term use and repeated shock loading.
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$ 25.25
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1-2 weeks delivery time The Harken 1777 22mm Slider Battcar system simplifies raising, reefing, and dousing mainsails, with lightweight, hardcoat-anodized aluminum cars sliding on low-friction inserts to reduce stack height while offering a cost-effective solution.
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$ 50.86
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1-2 weeks delivery time The Harken 183 Bullet 29mm single sheave block with aluminum sheave guides control lines efficiently, combining compact, lightweight design with hardcoat-anodized, PTFE-impregnated aluminum sheaves for strength, corrosion resistance, and fast trim and release under varying loads.
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$ 65.66
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1-2 weeks delivery time The Harken 1849 CB Track Riser Set consists of two risers designed for mid-boom travelers needing to clear companionway hatches, compatible with most cabintops, and adaptable for both straight and curved tracks, weighing 3720 g and fitting R27HB and R32HB tracks.
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$ 2,063.80
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1-2 weeks delivery time The Harken 1867 57mm Aluminium Organizer with 5 sheaves guides multiple lines aft toward halyard stoppers or winches, made with aluminum hardcoat-anodized side plates, standing 29 mm tall, 402 mm long, handling up to 12 mm line diameter, with a maximum working load of 5613 kg.
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$ 2,078.23
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1-2 weeks delivery time The Harken 193 2.25'' Block for Hexa-Cat features a Hexaratchet that secures loaded sheets while allowing full control trimming and easing, compatible with Hexa-Cat bases, Big Bullet, or 57 mm blocks, with a sheave diameter of 57 mm and breaking load of 1134 kg.
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$ 414.91
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1-2 weeks delivery time The Harken 1947 32mm Stand-Up Toggle keeps blocks upright on travelers and includes a replacement headpost compatible with various Black Magic Air and Element blocks, supporting a maximum working load of 3401 kg and standing 63 mm tall.
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$ 436.58
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1-2 weeks delivery time The Harken 1948 32mm Stand-Up Toggle with Control Tangs holds blocks upright and adds tangs for control block attachment, offering the same 3401 kg working load and 70 mm height while compatible with multiple Element and Black Magic blocks.
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$ 472.65
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1-2 weeks delivery time The Harken 1949 32mm Stand-Up Toggle with one Control Tang maintains blocks upright on travelers, features a control tang for easy block attachment, supports 3401 kg working load, and is 70 mm in height.
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$ 238.12
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1-2 weeks delivery time The Harken 197 29mm Exit Bullet Block Cam Cleat provides a low-friction guide for control lines aft, compact and lightweight at 128 g, handling lines up to 8 mm in diameter, with a maximum working load of 136 kg.
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$ 184.74
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1-2 weeks delivery time The Harken 1981 56mm Crossover Block allows lines to cross from one side of the cabin to a winch on the opposite side, suitable for boats up to 15 m, standing 36 mm tall, with a sheave diameter of 56 mm and maximum working load of 1361 kg.
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$ 474.82
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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.