Prime-Line D 1754 1-1/2 In. Steel Ball Bearing Sliding Door Roller

Replacement Component: This steel ball bearing roller assembly is used to replace damaged or missing tandem roller assemblies in patio sliding glass doors | Versatile Mounting Options: 1/4-20 Threaded mounting hole on the back end and an optional use 10-32 threaded hole on the top of the housing | Ball Bearing Design: Rides on 1-1/2 inch diameter concave ball bearing rollers | Durable Construction: Constructed from stamped steel housing and rollers | Dimensional Reference: Please refer to the line art drawing for dimensions and compare with your needs before ordering | Concave Wheel Design: Each wheel features a concaved center grooved edge with steel inner race and steel ball bearings for smooth operation | Wide Compatibility: These tandem roller assemblies are used by a variety of patio door manufacturers