This roller is discontinued and can be replaced with #13061. It looks totally different but works great.

1-1/2 inch nylon ball bearing roller
Adjustable diecast housing assembly
Pressure cast zinc for strength.
Used by Nudor and other glass door manufacturers
Housing dimensions: thickness, 11/16 inch; length, 1-5/8 inch; height, 7/8 inch.

Sold each, priced each

Diameter: 1-1/2-inch
Housing Tab Style: Unique Housing
Housing Width: 11/16-inch
Material: Nylon
Roller Diameter: 1-1/2-inch
Roller Edge Type: Concave
Roller Material: Nylon
Roller Width: 7/16-inch
Type: Concave
Width: 11/16-inch

Related items:
13061 - Alternative replacement roller