1-1/4 inch Steel Wheel, 3/4 inch Width Roller Assembly

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Roller Assembly, 1-1/4" Steel Wheel, 3/4" housing width
Looks like the 13371 with 15/16" wide housing used on Smith Cary / Regal doors.
See 13371 before ordering.
Roller Assembly, 1-1/4" Steel Ball Bearing
Adjustable 1-1/4" steel ball bearing roller
Adjustable steel housing assembly
Used by Noranda Building Products, Three Rivers Aluminum and Bee Cee.

Housing Details:
Material: Steel
Thickness: 5/8"
Length: 1-11/16"
Height: 1-1/8"
Housing Width: 3/4"
Housing Tab Style: Unique Housing

Roller Details:
Diameter: 1-1/4-inch
Roller Diameter: 1-1/4-inch
Roller Edge Type: Concave
Roller Material: Steel
Roller Width: 1/4-inch
Type: Concave

Related items:
13371 - 15/16 wide housing

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