Are you having trouble sliding your screen door open or closed? Have you checked your rollers/roller assemblies? Don’t replace the entire door. For a fraction of the cost of a new door, replace those worn-out rollers. This sliding screen door corner assembly is used on Acorn Industries doors and a variety of other manufacturers. It is an all-in-one corner and roller combination. It is made of stamped steel with an adjustment screw and center grooved high density polyethylene roller attached at the end of the bottom leg. The roller is 15/16 Inch in diameter. The corner fits into the sliding screen door frame holding the bottom or top rails and the side stiles together. Order yours today and have your door slide like new.