Create depth and layering in your window treatments with a single hardware system when you install this double curtain rod. Each bracket holds both rods for easier installation and a cleaner look, and both ruggedly durable steel poles are adjustable to fit your window perfectly. Set includes: Two (2) high quality steel adjustable poles, double mounting brackets, and two (2) finials. Rod construction: 28-48 inch, 48-84 inch and 66-120 inch are one telescoping adjustable pole, 120-170 inch is a 3-piece telescoping pole. Finial Size: 3-1/2 inches wide x 2-3/4 inches high x 2-3/4 inches deep Diameter: 13/16 inch diameter pole Brackets quantity: 28-48 inch (2 pieces), 48-84 inch (3 pieces), 66-120 inch (3 pieces), 120-170 inch (4 pieces). Double brackets projection: 3-3/4 inch wall to back rod (the one closer to the wall), 6-3/8 inch wall to front rod (the one further to the wall). Materials: Steel rods, brackets, and finials