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 2135.ORANGE 57C 1-Sheave Ratchet Block features adjustable grip settings to maintain strong holding power and reliable performance in changing sailing conditions for open boat applications.
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$ 144.31
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1-2 weeks delivery time The Harken 2135.RED 57C 1-Sheave Ratchet Block enables sailors to handle loaded lines with precision, offering balanced holding power and smooth, controlled easing for comfortable operation.
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$ 144.31
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1-2 weeks delivery time The Harken 2142 57mm Flip-Flop SB Block pivots around the line axis to keep lines close to the deck, with a hinged design that accommodates a variety of lead angles during sailing maneuvers.
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$ 357.92
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1-2 weeks delivery time The Harken 2143 57mm Flip-Flop SB Block Cam Cleat includes a pivoting, low-profile design with an integrated cam cleat, providing efficient line control and easy adjustment.
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$ 530.39
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1-2 weeks delivery time The Harken 2144 57mm Ratchamatic® Flip-Flop Block combines pivoting functionality with an automatic ratchet system that locks under load and provides adjustable holding power up to 15:1 for tailored sailing performance.
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$ 429.36
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1-2 weeks delivery time The Harken 2145 57mm Ratchamatic® Flip-Flop Block Cam Cleat features automatic ratchet engagement and a cam cleat, allowing variable adjustment for secure, efficient line handling.
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$ 588.11
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1-2 weeks delivery time The Harken 2154 3mm Loop Soft Attachment is made from high-strength Dyneema® fibers, offering minimal stretch and reliable load-set and lock-stitched construction for use with Carbo T2 blocks.
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$ 28.15
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1-2 weeks delivery time The Harken 2155 3mm Loop Soft Attachment is a lightweight, durable Dyneema® loop designed for Carbo T2 blocks, providing secure, load-set, and locked-stitched connections with minimal stretch.
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$ 28.86
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1-2 weeks delivery time The Harken 216 Duocam Cam Base Swivel features dual rows of Delrin® ball bearings for smooth rotation under heavy loads, includes stand-up springs and a U-adaptor to fit various block types, and has an additional cleat for vertical line management, making it ideal for combining vang or backstay controls with the mainsheet system.
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$ 689.14
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1-2 weeks delivery time The Harken 2160.RED T2 Soft-Attach Ratchamatic® Block offers lightweight, high-performance design with composite fiber-reinforced sideplates and a hardcoat-anodized aluminum sheave, utilizing a soft-attach system and a pressure-activated ratchet for smooth transitions between free-running and ratchet modes.
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$ 151.54
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1-2 weeks delivery time The Harken 2165 Ratchamatic® Block Swivel delivers adjustable power with a 1.5x grip system and 15:1 holding power, using the Power3 system for automatic ratchet engagement under load, ensuring smooth transitions and precise sail control in changing wind and sea conditions.
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$ 212.16
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1-2 weeks delivery time The Harken 2165.HTE Ratchamatic® HTE Block Swivel improves performance with a stiffer spring mechanism that delays ratchet engagement for freer running and crisper gybes, maintaining a 1.5x grip and 15:1 holding power for responsive and strong control.
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$ 215.03
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1-2 weeks delivery time The Harken 2166 57mm Ratchet Block Swivel provides multiple holding-power options for small one-design racing, featuring a dual-side on/off switch and a 1.5x grip with 15:1 holding power, offering fine-tuned control and responsiveness under variable conditions.
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$ 150.09
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1-2 weeks delivery time The Harken 2167 T2 Soft-Attach Ratchamatic® Block combines lightweight design with durable performance, featuring the Power3 ratchet system with three holding-power options, composite sideplates, aluminum sheave, and pressure-activated ratchet engagement, offering 1.5x grip and 15:1 holding power for mainsheet and spinnaker systems.
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$ 152.98
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1-2 weeks delivery time The Harken 2168 Carbo Ratchamatic® Block Swivel provides automatic load-sensing performance, engaging under higher loads and disengaging when unloaded, with a 2x grip and 20:1 holding power for precise control and dependable performance in demanding conditions.
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$ 212.16
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1-2 weeks delivery time The Harken 2168.HTE Ratchamatic HTE Block Swivel features a stiffer spring that delays ratchet engagement for smoother line movement and crisper gybes, maintaining a 2x grip and 20:1 holding power while transitioning automatically between ratchet and free-running modes.
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$ 215.03
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1-2 weeks delivery time The Harken 2169 57mm Ratchet Block Swivel offers multiple holding-power options for small one-design sailors, featuring a dual-grip system and easy-access on/off switch, ideal for big breeze or steady conditions with 20:1 holding power.
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$ 150.09
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1-2 weeks delivery time The Harken 2170 T2 Soft-Attach Ratchamatic® Block combines lightweight strength and modern styling with a soft-attach system and composite construction, transitioning smoothly from free-running to ratchet mode under pressure and providing 2x grip with 20:1 holding power for versatile sailing applications.
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$ 152.98
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1-2 weeks delivery time The Harken 2171 Fly 1-Sheave Block is an ultra-efficient, lightweight solution built with a titanium outer race and stainless steel ball bearings, offering high load capacity and aerodynamic efficiency for foiling dinghies, sportboats, and Grand-Prix racers, supporting a maximum working load of 350 kg.
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$ 265.56
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1-2 weeks delivery time The Harken 2172 57mm 1.5x & 2x Grip 1-Sheave Ratchet Blocks come in a pair and feature dual holding-power modes, an on/off switch for quick adjustments, and responsive handling, allowing sailors to choose between 1.5x grip for puffs or 2x grip for strong, steady winds.
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$ 301.63
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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.