Harken® stay tensioners are reliable mechanical adjusters that are easy to install and simple to use. Tensioners come in four sizes for boats from 27 ft to 50 ft (8 m to 15 m) with backstays from 9/32 in to 1/2 in (7 mm to 12 mm).B1722 tensioners have fold-down adjustment handles.
DO NOT use Harken Equipment for Human suspension.
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