Slide-Co 111872 Screen Door Roller Assembly with 1 inch Steel Wheel (2-pack) Product Description This roller assembly features a steel constructed roller and a spring loaded design. It comes affixed to an adjustable steel housing with a top adjusting screw. This roller is used by Bay-Mills and other door manufacturers. From the Manufacturer This roller assembly features a steel constructed roller and a spring loaded design. It comes affixed to an adjustable steel housing with a top adjusting screw. This roller is used by Bay-Mills and other door manufacturers. Features Used on Andersen Narroline, Frenchwood and Perma-Shield screen doors Adjustment is made from the edge of the door 1-1/4 in. concave roller High-density white polyethylene Easy snap in installation No hardware needed for installation Spring Loaded Design Steel Housing with Top Adjusting Screw Used by Bay-Mills and other door manufacturers USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.