Vinyl patio door roller assembly with tandem wheels
 

Application: Vinyl or wood sliding doors
Roller Type: Steel Ball Bearing
Wheel Diameter: 1-1/2 inch
Housing Length: 4-3/4 inch
Housing Thickness:11/16 inch
Housing Height w/ Shim:1-1/2 inch
Installation Screw holes: 5-3/4 inch C-C
Material: Steel