These roller assemblies have 1-inch diameter wheels with a center-grooved design and steel ball bearings for smooth, quiet operation. The spring-loaded aluminum housing with an inner plastic yoke mechanism self-adjusts and can be used as top or bottom mount rollers. Designed for Columbia brand sliding screen doors, they include all necessary fasteners for easy installation.

• Brand Name: Ace
• Color: Silver/White
• Material: Aluminum
• Product Type: Roller Assembly
• Number in Package: 2 pc
• Commercial or Residential: Residential
• Mounting: Bottom/Top
• Hardware Included: Yes