Prime-Line 1-1/2 in. Steel Ball Bearing Sliding Door Tandem Roller Assembly, D 1984

Restore smooth and reliable operation to your sliding patio door with this 1-1/2 inch tandem roller assembly designed to replace worn, damaged, or malfunctioning door rollers. Compatible with a variety of vinyl, aluminum, and wood sliding patio door systems, this replacement assembly helps eliminate dragging, sticking, and difficult door movement while improving overall door performance. It is an ideal repair solution for homeowners, contractors, and maintenance professionals looking to extend the life of existing sliding glass doors. The assembly features two 1-1/2 inch concave steel rollers equipped with ball bearings for smooth, quiet operation and dependable load support. The tandem roller design helps distribute door weight more evenly across the track, reducing wear and improving door alignment during everyday use. The grooved roller profile is designed to ride securely on compatible patio door tracks for consistent performance. Constructed with a durable stamped steel housing, this roller assembly is engineered for long-lasting strength and reliability. The housing measures 3/4 inch wide by 1-1/8 inch high by 3-1/8 inches long and features a unique plain-back design with a rear adjustment screw for precise door height and alignment adjustments. A #10-32 threaded mounting hole is located on the back, with an additional optional threaded hole on the top for installation flexibility. Whether repairing a difficult-to-operate patio door or replacing worn roller hardware, this tandem roller assembly delivers smooth operation, durable construction, and dependable performance.

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