Sailing - Blocks

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Ronstan Series 55 Ball Bearing Orbit Block - Single - Becket - Swivel Head [RF55110]

Series 55 Ball Bearing Orbit Block™ - Single - Becket - Swivel HeadLightweightKilogram for kilogram of working load, BB and RT Orbit Blocks™ are the world's lightest. The unique orbital...

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Ronstan Series 25 Utility Block - Single - Swivel Shackle Head [RF573]

Series 25 Utility Block™ - Single - Swivel Shackle HeadStainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block heads...

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Ronstan Series 30 Ball Bearing Orbit Block - Triple - Becket [RF35312]

Series 30 Ball Bearing Orbit Block™ - Triple - BecketBall Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment...

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Ronstan Swivel Cleat & Base [RF5]

Swivel Cleat & BaseSwivel cleat bases permit easy cleating and releasing from any angle.Sheave can be relocated to allow the control line to feed from belowComes complete with a 28mm(1-1/4")...

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Ronstan Wire Block - Tubular Rivet Head w/Removable Nylatron Sheave - 45mm (1-3/4") Sheave Diameter [RF103]

Wire Block - Tubular Rivet Head w/Removable Nylatron® Sheave - 45mm(1-3/4") Sheave DiameterWire blocks have purpose designed narrow sheaves and grooves.Removal sheave for easy fitting and without cutting the wire...

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Ronstan Series 75 Core Block - Single [RF74100]

Series 75 Core Block™ - SingleCore Blocks™ are a true all round solution. A tuned 2-stage bearing system provides excellent performance across the full working load range with an integrated...

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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 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...