This Patio Door Tandem Roller Assembly has a 3/4 inch (19.1 millimeter) wide, 1-3/8 (34.9 millimeter) tall steel housing assembly and 1 inch tandem nylon ball bearing rollers. This patio door roller is used on doors manufactured by P.H. Tech.

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Length: 3-7/16"

Height: 1-3/8"   

Wheel Diameter: 1"

Housing: Steel. Tandem

Wheels: Nylon Ball Bearing