Prime-Line 1 in. Steel Ball Bearing Roller Sliding Screen Door Roller Assembly

This sliding screen door corner roller assembly is constructed of stamped steel and it includes a steel ball bearing roller attached to one end. The roller features a concave (grooved edge), and it is fully adjustable. This corner assembly is used by Metal Industries patio door manufacturer, and several others. It measures 1 in. in diameter and it is 9/32 in. thick. The corner fits into the sliding screen door frame and holds the horizontal rails together with the vertical side stiles.