The varied ship’s fittings recovered from the Jacksonville "Blue China" wreck site include a single robust bronze strap hinge probably a miscellaneous element of the ship’s structure rather than part of a wooden chest reinforce. It is composed of two unequal lengths of bronze, chamfered on all of the outer edges, rotating on a central hinge. The hinge was attached to an object or structure at an angle of about 120º. The longer section is punctuated by four centrally set holes and the shorter length by three holes, one staggered (hinge total L. 32.7cm, W. at end 3.5cm, Th. 0.75cm max, hinge W. 3.7cm and Th. 1.38cm with central pin 0.8cm Th., weight 494gr, nail hole heads Diam. 1.2cm and their shaft Th. 0.65cm).