Kirsch #6525 - 025 Bay Window Double Curtain Rod Left side: extend 18" to 42", Center: extend 36" to 63", Right side: extend 18" to 42" Clearance (Distance from the wall to the back side of the rod): 2". Rod depth 3/4". Pocket Depth: 1-1/2". Wall mounted only. Items include in the package: 2 extender rod sections for left side and right side (2 curve rods and 2 straight rods with hole end), 2 extender rods sections for center, 2 end brackets, 2 corner hook supports and plastic sleeves and no instructions.