Bar Bracket: Create a stylish railing system with our wide selection of bar brackets and flanges. Quality commercial grade fittings are ideal for balconies, stair rails, dance bars, bar rails and guard rails. Made of 100% solid brass this railing bracket has a polished finish which requires some maintenance to keep a bright polished look. Fits tubing size 1 1/2 in. diameter. Overall 4 in. diameter.