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  1. 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
    €204.95 €204.95
    Harken
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  2. 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
    €319.95 €319.95
    Harken
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  3. 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
    €58.99 €58.99
    Harken
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  4. Double upright Bullet Block 5mm (#10) RH Fasteners
    SKU: HK220
    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
    €50.99 €50.99
    Harken
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  5. Double upright Big Bullet Block 5mm (#10) RH Fasteners
    SKU: HK223
    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
    €85.99 €85.99
    Harken
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  6. In-Line Exit Bullet Block 5mm (#10) FH Fasteners
    SKU: HK089
    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
    €44.75 €44.75
    Harken
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  7. In-Line Exit Big Bullet Block 5mm (#10) FH Fasteners
    SKU: HK134
    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
    €71.49 €71.49
    Harken
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  8. Series 29 Fiddle Block
    SKU: RF186
    Fiddle, tube rivet Learn More
    €23.25 €23.25
    Ronstan
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  9. Series 29 Fiddle Block With Vee Jam
    SKU: RF187
    Allows fast, sure cleating of control lines. Learn More
    €34.25 €34.25
    Ronstan
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  10. Series 29 Double Block
    SKU: RF417
    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 as a becket for extra purchase. Learn More
    €26.25 €26.25
    Ronstan
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  11. Series 29 Double Block, Loop Top RF81
    SKU: RF81
    APPLICATIONS
    Vang, cunningham and trapeze retriever systems on dinghies
    Leech line tackles, bunk adjusters etc on larger yachts     Learn More
    €29.75 €29.75
    Ronstan
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  12. Series 29 Double Block, Loop Top & Becket RF83
    SKU: RF83
    Double, becket, loop head. APPLICATIONS
    Vang, cunningham and trapeze retriever systems on dinghies
    Leech line tackles, bunk adjusters etc on larger yachts     Learn More
    €36.75 €36.75
    Ronstan
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Now Shopping by
  1. Series
    Classic
  2. Series
    Black Magic
  3. Series
    Series 25 - 30
  4. Number of sheaves
    2
  5. Safe Working Load (kg)
    < 1500
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Brands
  1. Harken 7 items
  2. Ronstan 5 items
Block type
  1. Becket 1 item
  2. Exit block 3 items
  3. Stand-up 2 items
  4. Fiddle 2 items
  5. Loop 2 items
Series
  1. 16 mm 3 items
  2. Ball Bearing Block 16 items
  3. Black Magic 2 items
  4. Carbo 40 items
  5. Classic 5 items
  6. Control 6 items
  7. Element 15 items
  8. HTX 12 items
  9. Micro 5 items
  10. Midrange 2 items
  11. Plain bearing block 16 items
  12. Protexit 1 item
  13. Series 19 2 items
  14. Series 20 4 items
  15. Series 25 - 30 5 items
  16. Series 30 1 item
  17. Series 30 Orbit 4 items
  18. Series 40 4 items
  19. Series 40 Orbit 5 items
  20. Series 50 5 items
  21. Series 55 Orbit 5 items
  22. Series 60 Core 5 items
  23. Synchro 18 items
  24. Zircon 4 items
Model
  1. 45 mm 2 items
  2. Big Bullet 2 items
  3. Bullet 3 items
Bearing
  1. Ball bearing 5 items
  2. Needle bearing 2 items
  3. No bearing 5 items
Sheaves Ø
  1. 38 mm 2 items
  2. 45 mm 2 items
Cam
  1. Yes 1 item
  2. No 11 items
Swivel
  1. Yes 1 item
  2. No 11 items
Max rope diameter
  1. 8 mm 8 items
  2. 10 mm 4 items
Price
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