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These rollers are constructed of steel components and include a set of installation nuts and bolts for each. Each wheel has a concaved (center grooved) edge and features a steel inner race, steel ball bearings and a 1/4 in. inside diameter hole. The outside diameter of these rollers measures 1-1/4 in. and the width (or thickness) is 5/16 inches. These wheels are commonly used to repair damaged sliding patio door roller assemblies in both the glass and screen sliding door panels. These wheels are used by many patio door manufacturers.
This patio door roller is constructed from steel and has a center grooved universal design. It features a steel inner race with a 1/4 in. mounting hole. It comes complete with fasteners for a quick and easy installation.
Prime-Line Products D 1502 Roller 1-1/4 in. Outside Diameter Steel w/Ball Bearings Concave Edge Wheel - B000FKBRHK