Product Description 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 Andersen roller assembly is an insert style with mounting tabs and include installation screws. The high density polyethylene housing has an aluminum inner housing with a 1 Inch high density polyethylene roller. This roller assembly is used on the 200 Series Perma-Shield Gliding Doors and 400 Series Frenchwood doors. Height adjustment is down from the side rather than the top or the edge of the door. Order yours today and have your door slide like new. From the Manufacturer This roller assembly features a bottom mounted design and an adjustable cam. An aluminum inner housing is secured in a plastic outer housing that fits perfectly on Andersen Brand doors. Comes complete with hardware for a quick and easy installation.