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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
    Harken
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  2. 40mm Zircon block with becket
    SKU: HK2191
    Use the Harken Zircon blocks for precision trimming. The blocks are very efficient that you can adjust the sail and sheet tension perfectly. Harken Zircon blocks are made for jib sheets, spinnaker sheets and mainsail sheets. Learn More
    €66.99 €66.99
    Harken
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  3. 40mm Zircon double block with becket
    SKU: HK2193
    Use the Harken Zircon blocks for precision trimming. The blocks are very efficient that you can adjust the sail and sheet tension perfectly. Harken Zircon blocks are made for jib sheets, spinnaker sheets and mainsail sheets. Learn More
    €116.95 €116.95
    Harken
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  4. 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
    €471.95 €471.95
    Harken
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  5. 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
    Harken
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  6. 75mm Block Single/Swivel/Becket
    SKU: HK3232
    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
    €569.95 €569.95
    Harken
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  7. 75mm Air Runner Block Single/Becket
    SKU: HK3239
    Runners are used on running backstays of offshore boats to adjust mast bend for different wind conditions.  Learn More
    €659.95 €659.95
    Harken
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  8. Series 20 BB Block, Single Loop Top Becket
    SKU: RF20111
    Single, becket, loop head Learn More
    €16.65 €16.65
    Ronstan
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  9. Series 20 BB Block, Double Becket
    SKU: RF20212
    Double, becket, 2-axis shackle head Learn More
    €37.50 €37.50
    Ronstan
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  10. Series 20 BB Block, Triple Becket
    SKU: RF20312
    Triple, becket, 2-axis shackle head Learn More
    €50.99 €50.99
    Ronstan
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  11. Series 20 BB Block, Triple Cleat Becket
    SKU: RF20332
    Triple, becket, cam cleat, 2-axis shackle head Learn More
    €85.99 €85.99
    Ronstan
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  12. Series 40 BB Block, Single, Becket RF40110
    SKU: RF40110
    Captive Lock™ universal head. Slotted pin shackle eliminates fouled lines. Snap fit removable becket pin Learn More
    €35.75 €35.75
    Ronstan
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  13. Series 40 AP Block, Single Becket RF41110
    SKU: RF41110
    Captive Lock™ universal head
    Slotted pin shackle eliminates fouled lines
    Snap fit removable becket pin
     Learn More
    €35.00 €35.00
    Ronstan
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  14. Series 50 AP Block, Single Becket RF51110
    SKU: RF51110
    All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads Learn More
    €48.25 €48.25
    Ronstan
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  15. Series 50 AP Block, Double, Becket RF51210
    SKU: RF51210
    All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. Learn More
    €100.95 €100.95
    Ronstan
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Now Shopping by
  1. Block type
    Becket
  2. Series
    Series 70 Orbit
  3. Series
    Series 40
  4. Series
    Black Magic
  5. Series
    Series 20
  6. Series
    Series 50
  7. Series
    Zircon
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Brands
  1. Harken 7 items
  2. Ronstan 8 items
Block type
  1. Becket 15 items
  2. Cheek 5 items
  3. Exit block 2 items
  4. Stand-up 7 items
  5. Fiddle 3 items
  6. Fiddle / becket 4 items
  7. Loop 5 items
Series
  1. 16 mm 3 items
  2. Ball Bearing Block 15 items
  3. Black Magic 5 items
  4. Carbo 37 items
  5. Element 13 items
  6. Micro 5 items
  7. Midrange 1 item
  8. Plain bearing block 16 items
  9. Series 20 4 items
  10. Series 25 - 30 3 items
  11. Series 30 Orbit 3 items
  12. Series 40 2 items
  13. Series 40 Orbit 1 item
  14. Series 50 2 items
  15. Series 60 Core 2 items
  16. Series 70 Orbit 0 items
  17. Series 75 Core 1 item
  18. Zircon 2 items
Model
  1. 45 mm 1 item
  2. 57 mm 2 items
  3. 75 mm 2 items
Bearing
  1. Ball bearing 6 items
  2. Plain bearing 4 items
  3. Needle bearing 5 items
Sheaves Ø
  1. 40 mm 2 items
  2. 45 mm 1 item
Cam
  1. Yes 1 item
  2. No 14 items
Swivel
  1. Yes 8 items
  2. No 7 items
Max rope diameter
  1. 6 mm 4 items
  2. 8 mm 2 items
  3. 10 mm 3 items
  4. 12 mm 4 items
  5. 14 mm 2 items
Number of sheaves
  1. 1 9 items
  2. 2 4 items
  3. 3 2 items
Breaking strength (kg)
  1. < 1500 9 items
  2. 1500 - 3000 3 items
  3. 3000 - 4500 1 item
  4. 4500 - 6000 2 items
Safe Working Load (kg)
  1. < 1500 12 items
  2. 1500 - 3000 3 items
Price
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