Need to match door rollers for replacement

A home owner from Illinois says:
June 1, 2020
No numbers on hardware but the door glass has the name Guardian on it. My measurements are 5/8 wide X 3 1/8 Long X 1 1/4 height.
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Casey from SWISCO responded:
June 4, 2020

Hello,

Start by comparing our 81-166S roller to yours and please let us know if you have any other questions. Thank you!

Dimensions for 81-166s
Dimensions for 81-166s
Dual Roller Assembly, 1-1/4" Steel BB
Dual Roller Assembly, 1-1/4" Steel BB
81-158
$14.40
Dual Roller Assembly, 1-1/4" Nylon
Dual Roller Assembly, 1-1/4" Nylon
81-166
$25.33
Dual Roller Assembly, 1-1/4"
Dual Roller Assembly, 1-1/4"
81-166S
$25.70
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