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  1. 18mm Fly Block triple
    SKU: HK2180
    Harkens triple sheave block for trimmlines up to ø5mm with open center for soft-attach loop or lashing. Has a max. working load of 125 kg and a breaking load of 450 kg. Learn More
    €61.99 €61.99
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  2. 45mm Black Magic block with becket
    SKU: HK3392
    Black 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
    €273.95 €273.95
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  3. 45mm Black Magic block
    SKU: HK3391
    Black 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
    €210.95 €210.95
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  4. 45mm Black Magic double loop block
    SKU: HK3390
    Black 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
    €327.95 €327.95
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  5. 45mm Black Magic loop block
    SKU: HK3389
    Black 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
    €206.95 €206.95
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  6. 29mm FLY Block
    SKU: HK2171
    Harken soft-attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low-aero package. Designed specifically for high-tech line, these efficient blocks have an incredible working load for their small size. Learn More
    €165.95 €165.95
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  7. 40mm FLY Block
    SKU: HK2173
    Harken soft-attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low-aero package. Designed specifically for high-tech line, these efficient blocks have an incredible working load for their small size. Learn More
    €208.95 €208.95
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  8. Through-Deck Bullet Block 5mm (#10) RH Fasteners
    SKU: HK287
    Low-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
    €42.50 €42.50
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  9. Wire through-deck Bullet Block 5mm (#10) RH Fasteners
    SKU: HK288
    Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. Learn More
    €49.50 €49.50
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  10. In-Line exit Bullet Block 5mm (#10) RH Fasteners
    SKU: HK289
    Low-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
    €59.99 €59.99
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  11. 18mm Double Carbo Fly block
    SKU: HK2158
    18 mm Carbo T2 Soft Attach double block. Weighs only 17 gram and a line of max. 5 mm can be used. Has a max. working load of 204 kg and a breaking load of 680 kg. Learn More
    €44.00 €44.00
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  12. 18mm Carbo Fly block narrow
    SKU: HK2161
    18 mm Carbo T2 Soft Attach block. Weighs only 7.2 gram and a line of max. 5 mm can be used. Has a max. working load of 125 kg and a breaking load of 450 kg. Learn More
    €25.75 €25.75
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  13. 18mm Carbo Fly block
    SKU: HK2698
    18 mm Carbo T2 Soft Attach block. Weighs only 7.2 gram and a line of max. 5 mm can be used. Has a max. working load of 125 kg and a breaking load of 450 kg. Learn More
    €25.75 €25.75
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  14. 57mm Block Single Loop (loop not included
    SKU: HK3214
    Black 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
    €267.95 €267.95
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  15. 57mm Block Single Swivel
    SKU: HK3215
    Black 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
    €235.95 €235.95
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  16. 57mm Block Double Swivel
    SKU: HK3217
    Black 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
    €473.95 €473.95
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  17. 57mm Block Double / Becket Swivel
    SKU: HK3218
    Black 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
    €483.95 €483.95
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  18. 57mm Aluminium Footblock - Lockoff
    SKU: HK3221
    Use footblocks to redirect lines on the deck. Footblocks with lockoffs temporarily secure sheets.  Learn More
    €303.95 €303.95
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  19. 57mm Block low-load single swivel
    SKU: HK3226
    Black 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
    €219.95 €219.95
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  20. 57mm Block Stand-up incl. padeye 6mm (1/4") fastener circle 37mm (1 15/32
    SKU: HK3227
    Black 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.  Learn More
    €391.95 €391.95
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Now Shopping by
  1. Series
    Series 40
  2. Series
    Series 22
  3. Series
    Fly
  4. Series
    Black Magic
  5. Series
    Classic
Clear All
Filter
Brands
  1. Harken 46 items
  2. Ronstan 11 items
Block type
  1. Becket 7 items
  2. Cheek 5 items
  3. Exit block 9 items
  4. Stand-up 10 items
  5. Fiddle 2 items
  6. Fiddle / becket 2 items
  7. Loop 10 items
Series
  1. 16 mm 16 items
  2. Ball Bearing Block 63 items
  3. Black Magic 23 items
  4. Carbo 136 items
  5. Classic 17 items
  6. Control 36 items
  7. Dyna Blocks 1 item
  8. Element 46 items
  9. Fly 6 items
  10. HTX 47 items
  11. Low friction Ring 2 items
  12. Micro 19 items
  13. Midrange 4 items
  14. Orbit 4 items
  15. Plain bearing block 70 items
  16. Protexit 5 items
  17. Series 19 5 items
  18. Series 20 19 items
  19. Series 22 1 item
  20. Series 25 2 items
  21. Series 25 - 30 12 items
  22. Series 30 3 items
  23. Series 30 Orbit 15 items
  24. Series 40 10 items
  25. Series 40 Orbit 14 items
  26. Series 50 9 items
  27. Series 55 Orbit 16 items
  28. Series 60 1 item
  29. Series 60 Core 14 items
  30. Series 75 Core 6 items
  31. Shock 2 items
  32. Snatch 3 items
  33. Synchro 49 items
  34. Wire block 12 items
  35. Zircon 19 items
Model
  1. 45 mm 4 items
  2. 57 mm 10 items
  3. 75 mm 7 items
  4. 100 mm 3 items
  5. Big Bullet 4 items
  6. Bullet 11 items
  7. Dinghy 1 item
  8. T2 3 items
Bearing
  1. Ball bearing 23 items
  2. Plain bearing 10 items
  3. Needle bearing 23 items
Sheaves Ø
  1. 18 mm 4 items
  2. 29 mm 1 item
  3. 38 mm 4 items
  4. 40 mm 1 item
  5. 45 mm 4 items
  6. 57 mm 9 items
  7. 75 mm 7 items
  8. 100 mm 2 items
  9. 40-24 mm 4 items
Cam
  1. Yes 2 items
  2. No 54 items
Swivel
  1. Yes 22 items
  2. No 34 items
Ratchet
  1. No 56 items
Max rope diameter
  1. 5 mm 4 items
  2. 7 mm 1 item
  3. 8 mm 15 items
  4. 9 mm 1 item
  5. 10 mm 15 items
  6. 12 mm 9 items
  7. 14 mm 8 items
  8. 16 mm 3 items
Number of sheaves
  1. 1 40 items
  2. 2 16 items
  3. 3 1 item
Breaking strength (kg)
  1. < 1500 38 items
  2. 1500 - 3000 6 items
  3. 3000 - 4500 3 items
  4. 4500 - 6000 6 items
  5. 6000 - 7500 4 items
Safe Working Load (kg)
  1. < 1500 44 items
  2. 1500 - 3000 9 items
  3. 3000 - 4500 4 items
Price
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