This heavy duty floating dock hinge kit is used to attach floating docks together or to a semi floating dock/ramp. This Multinautic Big “T” hinge model has the thickest connecting tabs of the industry, therefore limiting most wear down. It’s equipped with a 3/4 in. diameter pin. The strength and the ease to connect and disconnect this hinge kit makes it the preferred one of DIYers as well as commercial dock builders. Combined these hinges with Heavy Duty Inside Corner Dock Kits for a sturdy assembly.