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Harken Carbo Air Blocks

Harken Carbo Air blocks are made of tough reinforced composite in a size and style to fit any system.

Harken Carbo Air Blocks

These smooth-running powerful performers make trimming easy, no matter how hard the wind blows. Carbo Air blocks are made of tough reinforced composite in a size and style to fit any system: singles, doubles, triples, quads, and quints; ratchets and fiddles; soft and hard attach. Perfect for main, jib and spinnaker sheets on dinghies and sportboats; control lines on boats of all sizes. Lightweight, strong and reliable fiber-reinforced composite construction. Features ball bearings, sheave, and UV-stabilize side plates.


Sailing Hardware Experts
West Coast Sailing is your go to source for sailing hardware and blocks for your sailboat. We offer and stock a huge range of components from Harken, Ronstan, and more in a range of sizes and configurations to meet your rigging needs. Chat with our staff of sailors by email us at info@westcoastsailing.net or calling/texting to 503-285-5536.

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