Blocks
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45mm Black Magic blockSKU: HK3391Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems. Learn More
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45mm Black Magic double loop blockSKU: HK3390Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems. Learn More
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30mm Protexit block Through Deck doubleSKU: HK1201When you race HARD, and you rip through as many hoists and douses as we do sailing W-L legs all the time, you should expect to start wearing through the sideplates of your halyard exit block right? Wrong! Learn More
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T2 40/18mm Carbo T2 blockSKU: HK2162The 18 mm block features stainless steel ball bearings and an integrated stainless inner race and rivet for optimal strength-to-weight. The 40 mm blocks feature composite sheaves that spin freely on Delrin® ball bearings with curved bearing races. Learn More
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In-Line exit Bullet Block 5mm (#10) RH FastenersSKU: HK289Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Learn More
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29mm Carbo double blockSKU: HK342The 29 mm Harken Carbo double block can be used for lines up to 8 mm. This block has a max. working load of 299 kg, a breaking load of 737 kg and weighs just 51 grams. Learn More
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29mm Carbo double block with becketSKU: HK343The 29 mm Harken Carbo double block with becket can be used for lines up to 8 mm. This block has a max. working load of 299 kg, a breaking strength of 737 kg and weighs just 54 gram. Learn More
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29mm Carbo barberhaul / traveler blockSKU: HK353The 29 mm Harken Carbo traveller / barber haul block can be used for lines up to 8 mm. This block has a max. working load of 150 kg, a breaking load of 454 kg and weighs just 34 grams. Learn More
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29mm Carbo clew blockSKU: HK371The 29 mm Harken Carbo clew block can be used for lines up to 8mm. This block has a max working load of 150 kg, a breaking load of 454 kg and weighs just 51 grams. Learn More
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29mm Carbo double fixed blockSKU: HK381The 29 mm Harken Carbo double fixed block can be used for lines up to 8 mm. This block has a max. working load of 299 kg, a breaking load of 737 kg and weighs just 34 grams. Learn More
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29mm Carbo T2 Soft Attach double blockSKU: HK214729 mm Carbo T2 Soft Attach double block. Weighs only 23.5 gram and a line of max. 8 mm can be used. Has a max. working load of 272 kg and a breaking load of 861 kg. Learn More
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40mm Carbo T2 Soft Attach double blockSKU: HK215040mm Carbo T2 Soft Attach double block. Weighs only 48 gram and a line of max 10mm can be used. Has a max working load of 317 kg and a breaking load of 952 kg. Learn More
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57mm Carbo T2 Soft Attach double blockSKU: HK215357mm Carbo T2 Soft Attach double block. Weighs only 107.5 gram and a line of max 11mm can be used. Has a max working load of 490 kg and a breaking load of 1451 kg. Learn More
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57mm Carbo double blockSKU: HK2602Harken 57 mm Carbo double block can be used for lines up to 10 mm and weighs 178 gram. Great for main sheets and jib sheet. Has a safe working load of 720 kg and a breaking strength of 1500 kg. Learn More
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57mm Carbo double block with becketSKU: HK2603Harken 57 mm Carbo double block with becket can be used for lines up to 10 mm and weighs 187 gram. Great for mainsheets and jib sheet. Has a safe working load of 720 kg and a breaking strength of 1500 kg. Learn More
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57mm Carbo fiddle blockSKU: HK2621Harken 57mm Carbo fiddle can be used for lines up to 10mm and weighs 105 gram. Great for mainsheets and trimlines. Has a safe working load of 359 kg and a breaking strength of 1080 kg. Learn More
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57mm Carbo fiddle with becketSKU: HK2622Harken 57mm Carbo fiddle with becket can be used for lines up to 10mm and weighs 113 gram. Great for mainsheets and trimlines. Has a safe working load of 359 kg and a breaking strength of 1080 kg. Learn More
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57mm Carbo fiddle with cam cleatSKU: HK2623Harken 57mm Carbo fiddle with cam cleat can be used for lines up to 10mm and weighs 286 gram. Great for mainsheets and trimlines. Has a safe working load of 359 kg and a breaking strength of 1080 kg. Learn More
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57mm Carbo fiddle with cam cleat and becketSKU: HK2624Harken 57mm Carbo fiddle with cam cleat and becket can be used for lines up to 10mm and weighs 295 gram. Great for mainsheets and trimlines. Has a safe working load of 359 kg and a breaking strength of 1080kg. Learn More
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57mm Carbo Ratchamatic double BlockSKU: HK2634The Carbo Ratchamatic® is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase. Shifting between ratchet and light-air modes is seamless. Use the 2634 with a 402 or 403 swivel arm for a versatile two-speed mainsheet system. Learn More