there are no markings on the units :(
the patio door says : ansi z97.1-1984 / safety tempered / sgcc 933 1/8u
16 cfr 1201 II / can/cgsb-1.21-m
That is probably info just for the door but figured I would add it
Kent
they are from a guardian patio door from a modular home
Home Owner from Stevens Point, Wisconsin
Oct 7, 2026 10:28 pm
5 user uploaded images
3 Replies
Jasmine from SWISCO
Oct 12, 2026 2:45 pm
Hi Kent,
Thanks for posting! Your roller reminds me of the 81-166S Dual Roller Assembly. To determine if this is the correct replacement match, carefully look over the specifications.
Be sure to double check the diameter of the wheel.
Dimensions for 81-166s
Home Owner from Stevens Point, Wisconsin
Oct 12, 2026 3:37 pm
yes I do believe that is the one :)
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