Single 1-1/4′ steel roller assembly: these diecast roller assemblies, featuring 1-1/4" concave rollers, are commonly used for aluminum patio doors. They can be mounted using either the top 10-32 threaded hole or the 1/4-20 threaded hole at the back of their housing. The bottom phillips screw is used for adjusting the door's height to ensure it locks correctly.
part# 13127.
Number. 5000181