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  1. 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
    €267.95 €267.95
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  2. 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
    €201.95 €201.95
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  3. 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
    €261.95 €261.95
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  4. 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
    €229.95 €229.95
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  5. 57mm Aluminium Footblock - Lockoff
    SKU: HK3221
    Use footblocks to redirect lines on the deck. Footblocks with lockoffs temporarily secure sheets.  Learn More
    €293.95 €293.95
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  6. 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
    €208.95 €208.95
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  7. 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
    €379.95 €379.95
    Harken
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  8. 57mm Block single / low-load / becket swivel
    SKU: HK3229
    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
    €263.95 €263.95
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  9. Series 55 Ball Bearing Orbit Block Single RF55101
    SKU: RF55101
    Easily fitted and securely retained Dyneema Link head. Learn More
    €49.99 €49.99
    Ronstan
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  10. Series 55 BB Orbit Block, Single, Becket, Swivel head RF55110
    SKU: RF55110
    Swivel shackle head for unlimited block rotation. Stainless steel shackle head and compatibility with sharp fixing points. Ultra low profile integrated becket. Learn More
    €52.99 €52.99
    Ronstan
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  11. Series 55 Ball Bearing Orbit Block Single, becket RF55111
    SKU: RF55111
    Easily fitted and securely retained Dyneema Link head
    Ultra low profile becket     Learn More
    €52.99 €52.99
    Ronstan
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  12. Series 55 BB Orbit Block, Cheek RF55151
    SKU: RF55151
    Cheek block with recessed underside to suit cruved mounting surface Learn More
    €52.99 €52.99
    Ronstan
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  13. Series 55 BB Orbit Block, Upright Lead RF55171
    SKU: RF55171
    • Mainsheet systems on dinghies, sportsboats and small keelboats to 9m (30ft)
    • Halyard, Vang and Backstay application on boats to 8m (26ft)
    • Control line applications on larger yachts     Learn More
    €63.49 €63.49
    Ronstan
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  14. Series 55 RT Orbit Block, Single Swivel Head RF56100
    SKU: RF56100
    Swivel shackle head for unlimited block rotation. Stainless steel shackle head and compatibility with sharp fixing points. Automatic & manual ratchet block Learn More
    €95.99 €95.99
    Ronstan
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  15. Series 55 Ratchet Orbit Block Single, Auto & Manual RF56101
    SKU: RF56101
    Easily fitted and securely retained Dyneema® Link head. Automatic & manual ratchet block Learn More
    €90.99 €90.99
    Ronstan
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  16. Series 55 RT Orbit Block, Cheek, Clockwise Rotation RF56151
    SKU: RF56151
    • Up to 20:1 holding power
    • Smooth easing of sheets
    • High performance cleating
    • Automatic & manual ratchet block     Learn More
    €89.49 €89.49
    Ronstan
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  17. Series 55 RT Orbit Block, Cheek Anti-Clockwise Rotation RF56151A
    SKU: RF56151A
    Automatic & manual ratchet block Learn More
    €89.49 €89.49
    Ronstan
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Now Shopping by
  1. Brands
    Harken
  2. Brands
    Ronstan
  3. Series
    Series 55 Orbit
  4. Series
    Black Magic
  5. Number of sheaves
    1
  6. Safe Working Load (kg)
    < 1500
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Brands
  1. Harken 8 items
  2. Ronstan 9 items
Block type
  1. Becket 2 items
  2. Cheek 4 items
  3. Stand-up 1 item
  4. Loop 5 items
Series
  1. 16 mm 11 items
  2. Black Magic 8 items
  3. Carbo 70 items
  4. Classic 12 items
  5. Element 12 items
  6. Micro 10 items
  7. Midrange 2 items
  8. Protexit 4 items
  9. Series 19 3 items
  10. Series 20 12 items
  11. Series 22 1 item
  12. Series 25 2 items
  13. Series 25 - 30 6 items
  14. Series 30 3 items
  15. Series 30 Orbit 7 items
  16. Series 40 6 items
  17. Series 40 Orbit 11 items
  18. Series 50 3 items
  19. Series 55 Orbit 9 items
  20. Series 60 1 item
  21. Series 60 Core 9 items
  22. Wire block 12 items
  23. Zircon 4 items
Model
  1. 45 mm 2 items
  2. 57 mm 6 items
Bearing
  1. Ball bearing 9 items
  2. Needle bearing 8 items
Sheaves Ø
  1. 45 mm 2 items
  2. 57 mm 1 item
Swivel
  1. Yes 7 items
  2. No 10 items
Ratchet
  1. Yes 4 items
  2. No 13 items
Max rope diameter
  1. 10 mm 11 items
  2. 12 mm 6 items
Breaking strength (kg)
  1. < 1500 11 items
  2. 1500 - 3000 6 items
Price
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