Create your own customized dock with this commercial-grade 1/4" hardware. Galvanized construction resists corrosion and withstands marine environments. Bolts to side of dock. Use 2" pipe to hold dock in place. Carriage bolt set (item #75684) required for attaching. Measures 6"L x 5-3/4"H. Click here for layout and application examples | Commercial-Grade 1/4" Floating Dock Hardware - Outside 3" Pipe Holder