1-1/4 inch steel ball bearing roller
Adjustable aluminum housing assembly
Used by Crossly and other glass door manufacturers
Housing dimensions: thickness, 11/16 inch; length, 2-5/16 inch; height, 1-1/8 inch; overall thickness, 15/16 inch.

Diameter: 1-1/4-inch
Housing Tab Style: Unique Housing
Housing Width: 9/16-inch
Material: Steel
Roller Diameter: 1-1/4-inch
Roller Edge Type: Concave
Roller Material: Steel
Type: Concave
Width: 9/16-inch

Priced each

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