2 Pair Gliding Screen Door Roller Assembly Fits for Andersen Upper P/N #1997063 & Lower P/N #1997310 (1991 to Present), 1-1/4" Nylon Concaved Wheels, Edge Adjustable

Works with 200 Series and 400 Series Gliding patio doors. | 1 Pair upper rollers (Part No. 1997063) work with 1 pair lower rollers (Part No. 1997310) at the same time. | Perfect replacement pack for Andersen gliding insect screens manufactured from 1991 to present. | Edge adjustment arm allows for easy and quick adjustments with a flat head screwdriver. | No tools required to install, the roller housing has two tabs that lock under the frame to hold in place.