Roller Assembly for Sliding Patio Door
This Roller Assembly has Steel Ball Bearings
Its wheel is center grooved with a diameter of 1-1/4 inch
Its housing is constructed out of Steel and is adjustable
This design is used by door manufacturers such as Rylock
Priced each, sold each

Housing Tab Style: F-Tab
Housing Width: 5/8-inch
Roller Diameter: 1-1/4-inch
Roller Edge Type: Concave
Roller Material: Steel

Contents
1 roller assembly

Helpful Article: How to Replace Rollers in an Aluminum Sliding Glass Door