3 models · Ibanez, Squier
Basses Thomas O'Malley is documented playing, drawn from the catalogue's artist data. Each links to full specs and where to buy. This is a gear reference, not an endorsement — attributions come from published sources and may not cover every instrument they use.
Other bassists documented on the same instruments: Henry Tremain · Jed Elliott · Jimi Wheelwright · John Fedowitz · Karl Alvarez · Mario Lalli · Riker Lynch · Rob Blasko Nicholson.