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  1. 40mm Zircon block
    SKU: HK2190
    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
    €64.99 €64.99
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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
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  3. 57mm Zircon block
    SKU: HK2195
    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
    €75.99 €75.99
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  4. 57mm Zircon block with becket
    SKU: HK2196
    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
    €78.49 €78.49
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  5. Kite Block 19mm Sheave (RETAIL PACK, 2 BLOCKS)
    SKU: RF13101
    Kite Block 19mm white sheave (2 pack) Learn More
    From €8.80 €8.80
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  6. Series 20 BB Block, Single
    SKU: RF20100
    Single, swivel shackle head Learn More
    €22.35 €22.35
    Ronstan
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  7. Series 20 BB Block, Single Loop Top
    SKU: RF20101
    Single, loop head Learn More
    €12.90 €12.90
    Ronstan
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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, Stand-Up Loop Top RF20141
    SKU: RF20141
    Single, stand-up Learn More
    €21.45 €21.45
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  10. Series 20 BB Block, Single Cheek
    SKU: RF20151
    Double through-bolt mounting for maximum load capacity Learn More
    €15.90 €15.90
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  11. Series 20 BB Block, Single Cheek, Rivet Mount
    SKU: RF20151A
    Suitable for screw or pop rivet mounting Learn More
    €21.45 €21.45
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  12. Series 20 BB Block, Upright Lead
    SKU: RF20171
    Single upright block, 20mm sheave Learn More
    €21.30 €21.30
    Ronstan
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  13. Series 20 BB Block, Pivoting Lead
    SKU: RF20174
    180 degree pivoting sheave Learn More
    €37.75 €37.75
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  14. Series 20 BB Block, Single Loop Mount
    SKU: RF20184
    Single point mounting Learn More
    €19.65 €19.65
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  15. Series 20 BB Block, Single Exit, Cover Plate
    SKU: RF20711
    Ball bearing exit block, single, cover plate Learn More
    €28.50 €28.50
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  16. Series 20 BB Block, Single Exit, Side Tabs
    SKU: RF20711A
    Exit Box Ball bearing, single, side tabs Learn More
    €31.50 €31.50
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  17. Series 19 Wire Block Ferrule Top RF560
    SKU: RF560
    Wire blocks suit halyards, vang and backstay applications Learn More
    €23.25 €23.25
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  18. Series 19 Block, Tube Rivet RF661
    SKU: RF661
    Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets accept fixing screws, shackles or can be used to add a becket for extra purchase. Learn More
    €11.85 €11.85
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  19. Series 19 Wire Block Loop Top, Nylatron Sheave RF667
    SKU: RF667
    Wire blocks have purpose deisgned narrow sheaves and grooves. Learn More
    €21.00 €21.00
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  20. Standard Mid-Range Block Single
    SKU: HK1540
    Midrange blocks' robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a ball bearing system for fast trim and release under any load. Learn More
    €141.95 €141.95
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Now Shopping by
  1. Series
    Series 70 Orbit
  2. Series
    Midrange
  3. Series
    Zircon
  4. Series
    Series 19
  5. Series
    Series 20
  6. Number of sheaves
    1
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Brands
  1. Harken 6 items
  2. Ronstan 15 items
Block type
  1. Becket 3 items
  2. Cheek 1 item
  3. Exit block 2 items
  4. Stand-up 3 items
  5. Wire block 2 items
Series
  1. 16 mm 11 items
  2. Ball Bearing Block 35 items
  3. Black Magic 17 items
  4. Carbo 70 items
  5. Classic 12 items
  6. Control 19 items
  7. Dyna Blocks 1 item
  8. Element 17 items
  9. HTX 23 items
  10. Micro 10 items
  11. Midrange 2 items
  12. Plain bearing block 32 items
  13. Protexit 4 items
  14. Series 19 3 items
  15. Series 20 12 items
  16. Series 22 1 item
  17. Series 25 2 items
  18. Series 25 - 30 6 items
  19. Series 30 3 items
  20. Series 30 Orbit 7 items
  21. Series 40 6 items
  22. Series 40 Orbit 11 items
  23. Series 50 3 items
  24. Series 55 Orbit 9 items
  25. Series 60 1 item
  26. Series 60 Core 9 items
  27. Series 70 Orbit 0 items
  28. Series 75 Core 5 items
  29. Snatch 3 items
  30. Synchro 15 items
  31. Wire block 12 items
  32. Zircon 4 items
Bearing
  1. Ball bearing 17 items
  2. No bearing 4 items
Sheaves Ø
  1. 40 mm 2 items
  2. 57 mm 2 items
Swivel
  1. Yes 3 items
  2. No 18 items
Max rope diameter
  1. 2 mm 1 item
  2. 3 mm 1 item
  3. 4 mm 1 item
  4. 5 mm 1 item
  5. 6 mm 11 items
  6. 8 mm 2 items
  7. 10 mm 2 items
  8. 14 mm 2 items
Breaking strength (kg)
  1. < 1500 19 items
  2. 1500 - 3000 2 items
Price
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