Prime-Line® has been supplying repair and replacement parts for windows and doors since 1978. These roller assemblies from Prime-Line® feature 1-inch diameter wheels with a center-grooved design and steel ball bearing construction for smooth and quiet operation. They include a spring-loaded plastic housing with an inner plastic yoke mechanism that self-adjusts and can be used as top or bottom mount rollers. This particular type of roller fits on Columbia brand sliding screen doors as well as Academy Uni-Fit systems and comes with all necessary fasteners for quick and convenient installation.
Brand Name: Prime-Line
Features
- Durable plastic housing and yoke
- Steel ball bearings provide smooth, quiet operation
- Used as top and bottom rollers on Academy Uni-Fit doors
- Fitted with a 1/4″ W x 1″ diameter concave steel wheel
- Includes two 8 x 3/8″ Phillips pan head sheet metal screws
- Two roller assemblies included per package
- Roller assembly dimensions: 3/8″ W x 1-5/8″ L x 1-5/8″ H












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