blocks

Vendor:

Harken 60mm Single Aluminum Element Block w/Swivel [6260]

60mm Single Aluminum Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the...

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Harken 60mm Single Element Block Mastbase w/Swivel [6220]

60mm Single Element Block Mastbase with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the...

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Harken 60mm Triple Aluminum Element Block w/Swivel Becket [6273]

60mm Triple Aluminum Element Block with Swivel & BecketElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design...

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Harken 60mm Triple Aluminum Element Block w/Swivel [6272]

60mm Triple Aluminum Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the...

Vendor:

Harken 75mm Carbo Air Block w/Swivel [2660]

75mm Carbo Air Block with SwivelLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high...

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Harken 80mm Element Stand Up Block [6280]

80mm Element Stand Up BlockStand-up blocks are an addition to our Element line. Use them for sheeting and halyard systems, running backstays, controls and other applications where you don’t want...

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Harken 80mm Single Element Block Mastbase w/Swivel [6221]

80mm Single Element Block Mastbase with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the...

Vendor:

Harken Midrange Double Block [1544]

Midrange Double BlockMidrange 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...

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Harken Midrange Single Block [1540]

Midrange Single BlockMidrange 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...

Vendor:

Harken Midrange Single w/Aluminum Sheave Block [1542]

Midrange Single with Aluminum Sheave BlockMidrange blocks’ robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a ball...

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Ronstan Kite Block - Black w/White Sheave (Pair) [RF13101-2]

Kite Block - Black w/White SheaveFeatures: Lightweight durable construction Economical Maintenance free Applications: Vang, cunningham and trapeze retriever systems on dinghies Leech line tackles, bunk adjusters etc on larger yachts...

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Ronstan Nylatron Sheave Box - Single Upright Lead Block [RF453]

Nylatron Sheave Box - Single Upright Lead BlockLead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.When mounted in an...

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Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head [RF15202]

Series 15 Ball Bearing Utility Block - Double, Loop HeadFeatures: Smallest and lightest ball bearing block available Precision molded acetal sheave running on stainless steel ball bearings provide high performance...

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Ronstan Series 15 Ball Bearing Utility Block - Exit Block [RF15711]

Series 15 Ball Bearing Utility Block - Exit BlockFeatures: Smallest and lightest ball bearing block available Precision molded acetal sheave running on stainless steel ball bearings provide high performance &...

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Ronstan Series 15 Ball Bearing Utility Block - Pivoting Lead Block [RF15174]

Series 15 Ball Bearing Utility Block - Pivoting Lead BlockFeatures: Smallest and lightest ball bearing block available Precision molded acetal sheave running on stainless steel ball bearings provide high performance...

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Ronstan Series 15 Ball Bearing Utility Block - Single Block, Loop Head [RF15101]

Series 15 Ball Bearing Utility Block - Single Block, Loop HeadFeatures: Smallest and lightest ball bearing block available Precision molded acetal sheave running on stainless steel ball bearings provide high...

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Ronstan Series 20 Ball Bearing Block - Double - 2-Axis Shackle Head [RF20202]

Series 20 Ball Bearing Block - Double - 2-Axis Shackle HeadFeatures: Low friction High static and dynamic load capacity Lightweight Precision molded Acetal sheaves running on stainless steel or Torlon®...

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Ronstan Series 20 Ball Bearing Block - Single - Cheek Rivet Mount [RF20151A]

Series 20 Ball Bearing Block - Single - Cheek Rivet MountFeatures: Low friction High static and dynamic load capacity Lightweight Suitable for screw or pop rivet mounting Precision molded Acetal...

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Ronstan Series 20 Ball Bearing Block - Single [RF20100]

Series 20 Ball Bearing Block - SingleFeatures: Low friction High static and dynamic load capacity Lightweight Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high...

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Ronstan Series 20 ball Bearing Block - Triple - 2-Axis Shackle head [RF20302]

Series 20 Ball Bearing Block - Triple - 2-Axis Shackle HeadFeatures: Low friction High static and dynamic load capacity Lightweight Precision molded Acetal sheaves running on stainless steel or Torlon®...

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Ronstan Series 20 Ball Bearing Block - Triple - Becket - 2-Axis Shackle Head [RF20312]

Series 20 Ball Bearing Block - Triple - Becket - 2-Axis Shackle HeadFeatures: Low friction High static and dynamic load capacity Lightweight Precision molded Acetal sheaves running on stainless steel...

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Ronstan Series 20 Ball Bearing Block- Single, Stand-Up Loop Top [RF20141]

Series 20 Ball Bearing Block- Single, Stand-Up Loop TopFeatures: Low friction High static and dynamic load capacity Lightweight Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings...

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Ronstan Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket Option [RF25109]

Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket OptionThe incredible Series 20 Orbit Block™ is capable of loads up to 250kg (550lb) while weighing a...

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Ronstan Series 25 Ball Bearing HHL Lashing Orbit Block [RF28109HL]

Series 25 Ball Bearing HHL Lashing Orbit Block™Single sheave ball bearing high load block with becket hub option and lashing head.The Series 25 Ball Bearing Orbit Blocks™ deliver superior strength,...