Blocks
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45mm Black Magic block with becketSKU: HK3392Black 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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57mm Carbo ratchet blockSKU: HK2135Harken 57 mm Carbo ratchet block. Great for sheeting systems and down hauls. Use line up to 10 mm and the block weighs 85 gram. Max. workload is 227 kg and breaking strength is 907 kg. Learn More
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57mm Carbo ratchamatic block 2x gripSKU: HK2168Power3 ratchet blocks provide sailors that race small one-designs with three holding-power options to handle a variety of wind and sea conditions. More choices allow sailors to fine-tune their set-ups in tandem with the purchase that provides the ideal level of power, responsiveness and grip.
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57mm Carbo HTE ratchamatic block 2x gripSKU: HK2168HTEThe 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.
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57mm Carbo ratchet block 2x gripSKU: HK2169Power3 ratchet blocks provide sailors that race small one-designs with three holding-power options to handle a variety of wind and sea conditions. More choices allow sailors to fine-tune their set-ups in tandem with the purchase that provides the ideal level of power, responsiveness and grip. Learn More
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75mm Carbo ratchet block 2x gripSKU: HK2176Power3 ratchet blocks provide sailors that race small one-designs with three holding-power options to handle a variety of wind and sea conditions. More choices allow sailors to fine-tune their set-ups in tandem with the purchase that provides the ideal level of power, responsiveness and grip.
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75mm Carbo ratchamatic block 2x gripSKU: HK2177Power3 ratchet blocks provide sailors that race small one-designs with three holding-power options to handle a variety of wind and sea conditions. More choices allow sailors to fine-tune their set-ups in tandem with the purchase that provides the ideal level of power, responsiveness and grip.
The 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.
2x grip: breeze–on/puffs; 30:1 holding power Learn More -
57mm Carbo HTE ratchamatic blockSKU: HK2625HTEThe 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.
The spring on the HTE (high-threshold engage) version of the 57 mm Carbo Ratchamatic blocks was made stiffer to delay the point where the ratchet engages, allowing the block to run free more of the time. The ratchet function engages at higher loads to allow the old kite sheet to run free for crisper gybes.
Standard grip: medium/light air; 10:1 holding power. Learn More -
Element 45mm Block stand-upSKU: HK6250Stand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where you don’t want the block to hit the deck.
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Element 45mm Block stand-up/becketSKU: HK6251Stand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where you don’t want the block to hit the deck.
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Element 60mm Block stand-upSKU: HK6277Stand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where you don’t want the block to hit the deck.
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Element 60mm Block stand-up/becketSKU: HK6278Stand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where you don’t want the block to hit the deck.
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22mm Micro block with swivelSKU: HK292Harken 22 mm Micro block with swivel, is compact and lightweight and can be used for lines up to 6mm. Great for smaller sailing boats and boats up to 30 foot, mostly used for trim lines and control lines. Have a working load of 91 kg and weight only 28 gram. Learn More
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29mm Carbo blockSKU: HK340The 29 mm Harken Carbo 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 26 grams. Learn More
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29mm Carbo block with becketSKU: HK341The 29 mm Harken Carbo block with becket 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 28 grams. Learn More
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16mm hook-in halyard blockSKU: HK391The 16 mm is Harken's smallest racing block. It is perfect for small control lines (up to 5mm ) found on small sailboats and boats up to 30 foot. The bearing system uses stainless steel balls and has a 113 kg maximum working load, a breaking load of 181 kg and it weights just 13 gram. Learn More
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16mm Airblock with swivelSKU: HK417The 16 mm is Harken's smallest racing block. It is perfect for small control lines (up to 5mm ) found on small sailboats and boats up to 30 foot. The bearing system uses stainless steel balls and has a 113 kg maximum working load, a breaking load of 339 kg and it weights just 18 gram. Learn More
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16mm Airblock flip flopSKU: HK437The 16 mm is Harken's smallest racing block. It is perfect for small control lines (up to 5mm ) found on small sailboats and boats up to 30 foot. The bearing system uses stainless steel balls and has a 113 kg maximum working load, a breaking load of 544 kg and it weights just 21 gram. Learn More
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57mm Carbo ratchet block with becketSKU: HK2136Harken 57 mm Carbo ratchet block with becket. Great for sheeting systems and down hauls. Use line up to 10 mm and the block weights 94 gram. Max workload is 227 kg and breaking strength is 907 kg. Learn More
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57mm Carbo blockSKU: HK2600Harken 57 mm Carbo block can be used for lines up to 10 mm and weighs 87 gram. Great for main sheets and jib sheets. Has a safe working load of 359 kg and a breaking strength of 1079 kg. Learn More