Harken soft-attach Fly Blocks are designed to provide strength without mass, providing sailors with big power in a low-aero package. Designed specifically for high-tech lines, these efficient Blokks have an incredible working load for their small size. Fly Blokks are perfect for use on foiling dinghies and sportboats and for vang cascades and backstay systems on Grand-Prix racers.
18 mm Blokks feature an integrated stainless steel inner race and rivet, stainless steel ball bearings, and composite fiber-reinforced side plates.
A length of Spectra® line is included.
Spectra® is a registered trademark of Honeywell International, Inc.
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