Custom slotted rotors with a harbor freight cut-off wheel, done by a shop that rhymes with "buyer-phone". Customer complained of squeaking brakes. The "tech" that did this also tweaked the backing plate
Songs in a City Soundscape: Tips for Birding by Ear | NYC Audubon
The Late-Arriving Blackpoll Warbler | PenBay Pilot
Why are my rear brakes so squeaky on my S2 since having it! Help! : r/Super73
Black-and-White Warbler - YouTube
Why Your Car Brakes Are Making Noise - Squeaking Screeching Scraping Grinding Brake Noise - YouTube