Montgomery Tram Escalators At Treasure Island Las Vegas, NV (Season 7 Episode 5) 

Although the term is "Twinkie-M", Twinkie-M is a false term. So that's why I put just "Montgomery" If it's installed later than 1982.
Film info:
Device: Galaxy S10e
Recorded: 2/20/22
Escalator Info:
Brand: Montgomery
Model: N/A
Colored Steps: Gray
Step-Size: Medium-File
Installed: 1990s