This pair of garage door rollers from Prime-Line features steel and Plastic construction with ball bearings for smooth and steady operation. They come factory-lubricated and feature a steel inner race and Plastic tire making for quiet opening and closing of your garage door. This style of roller is best used on sectional overhead garage doors and maintains excellent performance in all weather conditions.

• Brand Name: Prime-Line
• Width: 1/2 in.
• Length: 4.25 in.
• Diameter: 1-7/8 in.
• Material: Plastic
• Product Type: Garage Door Roller
• Color: Silver
• Application: Garage Door Roller Replacement
• Number in Package: 1 pk
• Packaging Type: Carded
• Factory Lubricated
• Axle Diameter: 7/16"
• Roller Edge Type: Convex
• Axle Length: 3-3/4 & 4-1/4"
• Steel Ball Bearing Rollers