Prime-Line D 1791 Steel Sliding Door Roller, 1-1/8 in. Diameter

Ideal Use: Replaces worn or damaged tandem roller assemblies on compatible Milgard and vinyl sliding patio doors to restore smooth door operation | Dimensions & Compatibility: Features dual 1-1/8 in. concave steel rollers; housing measures 3/4 in. wide x 1 in. high and includes a 1/4-20 threaded mounting hole | Materials & Components: Stamped steel housing with yellow zinc finish and two steel ball-bearing rollers for long-lasting durability and dependable performance | Precise Dimensions: Housing measures 3/4 inch wide and 1 inch tall with 1/4-20 threaded mounting Key Features: Adjustable roller design, tandem wheel configuration, smooth ball-bearing operation, quiet door movement, and corrosion-resistant construction | Fit Guidance: Verify roller diameter, wheel profile, housing dimensions, mounting configuration, and track compatibility before purchasing; mounting screw is not included