Blocks
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45mm Black Magic block with becketSKU: HK3392Black 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
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45mm Black Magic blockSKU: HK3391Black 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
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45mm Black Magic double loop blockSKU: HK3390Black 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
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45mm Black Magic loop blockSKU: HK3389Black 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
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57mm Zircon blockSKU: HK2195Use 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
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57mm Zircon block with becketSKU: HK2196Use 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
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57mm Zircon double blockSKU: HK2197Use 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
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57mm Zircon double block with becketSKU: HK2198Use 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
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Series 40 BB Block, Single, Becket RF40110SKU: RF40110Captive Lock™ universal head. Slotted pin shackle eliminates fouled lines. Snap fit removable becket pin Learn More
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Series 40 AP Block, Single RF41100SKU: RF41100Captive Lock™ universal head
Slotted pin shackle eliminates fouled lines Learn More -
Series 40 AP Block, Single Becket RF41110SKU: RF41110Captive Lock™ universal head
Slotted pin shackle eliminates fouled lines
Snap fit removable becket pin
Learn More -
Series 40 AP Block, Single Stand Up RF41140SKU: RF41140Captive Lock™ universal head
Mount with 2 x 5mm (3/16") fasteners (not supplied) Learn More -
Series 40 AP Block, Single Cheek RF41151SKU: RF41151Mount with 3 x 5mm (3/16") fasteners (not supplied) Learn More