Check out the instruments used by members of Queens of the Stone Age, Jawbreaker, Bad Brains, Prophets of Rage, New Order, Built to Spill, and others who rocked the Chicago fest.

Fidlar’s Zac Carper

Don’t be confused when it comes to gear and Zac—who went for this Rocker RG-80 “super-strat” for the band’s early Sunday set that included a cover of the Beastie Boys’ “Sabotage”—who told PG that he has no idea what kind or make of the guitar.