The 1" Steel Ball Bearing Center Groove Sliding Screen Door Bottom Roller is designed to restore smooth and durable operation for Columbia sliding screen doors. This replacement roller ensures proper alignment and consistent door movement, helping eliminate sticking, dragging, and uneven glide.
Sold by: Each
Housing Length: 1-1/4"
Housing Height: 5/8"
Housing Width: 5/16"
Housing Material: Stamped Steel
Roller Diameter: 1"
Roller Width: 1/4"
Roller Material: Steel (Ball Bearing)
Roller Profile: Concave (Center Groove)
Application: Columbia Sliding Screen Doors (Bottom Roller)
Weight Capacity: Not Rated
Rail Lock: Yes
Part Number: SCH-477
Constructed with a stamped steel housing, this assembly provides long-lasting strength and dependable performance. The 1" steel ball bearing roller features a concave (center groove) profile, delivering smooth, stable tracking along the rail and enhanced durability compared to standard nylon rollers.
With a compact housing size of 1-1/4" in length, 5/8" in height, and 5/16" in width, this bottom roller is specifically designed for Columbia door systems. It is ideal for replacing worn or damaged components to restore proper function and extend the life of your sliding screen door.
