Prime-Line B 656 Adjustable Center Grooved Roller Assembly, 1 in Dia Roller, 1/4 in W Roller, Steel Roller, 7/16 in W

This sliding screen door roller assembly is made from a steel housing with a 1 in steel ball bearing roller. The roller arm is adjustable with the adjusting screw on the end of the roller assembly. Often found on Peachtree sliding screen doors as well as other patio door manufacturers. Installation only requires the roller assembly to be inserted into the rectangle opening in the bottom of the door frame. Then you slide it back until the installation holes align and install the screw.