I think that he plays a fender bass.
He's using a Fender Jazz Bass and also Fender Mark Hoppus Jazz Bass that was given to him by Hoppus during the video shoot of I'd Do Anything.
Fender P-Bass
It is a Fender Aerodyne Jazz Bass.
Custom Coffin Schecter Bass
MusicMan and Fender
He has a bass
Bass are fish.
Depends on what kind of bass it is
Fender Jazz Bass
it is the bass
usually bears eat bass
The flute bass.
Fender P-Bass
It is a Fender Aerodyne Jazz Bass.
Chuck Bass has a Black Berry phone.
Custom Coffin Schecter Bass
MusicMan and Fender
Bass.