About This

[Patio Roller Assembly]: If your sliding patio door start getting stuck or hard to silde open, simply replace the old sliding door rollers. Our sliding door wheels are suitable for Guardian, Croft, VinylMax as well as a variety of other sliding patio door manufacturer, primarily used on vinyl glass doors
[Tandem roller design]: This is a unique tandem roller assembly with two 1-1/4 inch concave steel ball bearing wheels installed，which can glide smoothly and easily on the track, giving you a comfortable using experience
[Bottom Mount]: The square housing is 4-1/2 inches long, with mounting screw holes spaced 5-3/4 inches apart. It has two mounting tabs at each end of the housing. When the housing is inserted into the mortised area in the bottom track, screws are used to fasten it in place(This part does not include new fasteners. Please retain the original screws)
[End Adjustment]: Steel adjustable housing (11/16" wide x 1-1/2" height), end of roller has Phillips head Screw. After installing the rollers, adjust the height of the door by rotating the adjusting screw
[Note]: The package includes two sliding glass door rollers, we recommend replacing both sliding door rollers at the same time to prevent extra wear-and-tear to one new roller. Please compare your existing wheel diameters, housing thickness and housing heights before purchasing