This tandem wheel roller assembly is constructed of a pair of steel wheels and an adjustable steel housing. Each wheel has a concaved (center grooved) edge and features a steel inner race, steel ball bearings and a 5/16 in. roller width. The outside diameter of these rollers is 1-1/4 in. and they are used to replace damaged patio door roller assemblies in sliding glass doors. These tandem roller assemblies are used by a variety of patio door manufacturers.

• This steel ball bearing roller assembly is used to replace damaged or missing tandem roller assemblies in patio sliding glass doors
• 5/16 in. wheel thickness (width) x 1-1/4 in., 5-3/4 in. hole centers, 11/16 in. wide housing, 1-3/16 in. housing height, 4-5/8 in. housing length
• 1-1/4 in. concave ball bearing rollers
• Steel housing construction with steel ball bearing wheels