Features integral 5/16?-18 threaded studs and installs with two 5/16?-18 nuts (not included). Formed of 7/8? 304 stainless steel, they feature flanged ends to provide a larger mounting surface for greater durability. Functional and attractive with no mounting hardware visible. Tube 7/8" A 19-3/8" B 18" C 2-1/4"