5 models · Squier, Sterling by Music Man
Basses Matthew Lewin 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.
Squier · Sterling by Music Man
Other bassists documented on the same instruments: Jim Riley · Pete Wentz · Andy McCluskey · Aaron Julison · Commander Meouch · Dave Parsons · Davie504 · Mikey Way.