Graber 5/16-Inch Swivel End Sash Curtain Rods - 2 Rods - 21 - 38 Inch Adjustable Width, White with Nickel Ends Crafted of durable metal Adjustable width of 21 to 38-Inches 5/16-Inch round rod diameter Clearance: 1/32-Inch Includes 2 rods with all mounting hardware and instructions.