Closed-body turnbuckle BTM

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BTM handle stay tensioners are available in different sizes to be used either on 1x19 wire stays with diameter from 8 mm to 22 mm, or rod equivalent The mechanism is to be operated through a clutch for standard wich handle. BTM stay tensioners are made from black anodized aluminium, with double extraction s.s. rods, thus granting a longer stroke compared to similar products. Moreover, a range of quick release pins is available. They may be used either on inner forestay tensioners, or on standing rigging that need to be "running" quickly.