This steel ball bearing roller assembly is used to replace damaged or missing tandem roller assemblies in patio sliding glass doors5/16 in. wheel thickness (width) x 1-1/4 in., 11/16 in. wide housing, 1-1/32 in. housing height, 3-1/8 in. housing lengthAdjustable height with minimum collapsed height at 1-9/32 in.Steel housing construction with steel ball bearing wheels
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 many patio door manufacturers.
Brand: Prime-Line Products, Model: D 1735, Size: 1-1/4"