P.H. Tech Tandem Patio Door Roller Dual 1″ Wheels, 3-7/16″ Housing Length

The P.H. Tech Tandem Patio Door Roller Dual 1″ Wheels, 3-7/16″ Housing Length is a durable replacement roller assembly designed to restore smooth and reliable operation to sliding patio doors. Commonly used with P.H. Tech sliding door systems, this tandem roller helps support the weight of the door while allowing it to glide easily along the track.

Sold By: Each
Housing Length: 3-7/16″
Housing Height: 1-3/8″
Wheel Diameter: 1″
Housing Material: Steel
Wheel Material: Nylon Ball Bearing
Part Number: SGH-439

The assembly features two 1″ diameter nylon ball bearing wheels that help distribute door weight evenly and reduce friction during operation. The tandem wheel design improves stability and provides smoother sliding compared to single-wheel rollers, making it an effective solution for repairing doors that drag, stick, or become difficult to open.

Constructed with a steel housing, this roller assembly provides strength and durability for long-term performance. The housing measures 3-7/16″ in length and 1-3/8″ in height, allowing it to fit compatible sliding patio door frames used in many residential applications.

This replacement roller is sold individually (each) and is identified by part number SGH-439.