Kingston Brass KSR115 Edenscape Straight Shower Curtain Rod with Shower Curtain Rings, Oil Rubbed Bronze 1-Inch Diameter Stainless Steel Rod Tension Design for an Adjustable Length from 60-Inch to 72-Inch Roller Balls are constructed from Solid Brass with Triple Plating for Durability Rolling Ball is 8mm Diameter Ring is Made of 2.2mm Thickness Brass