Tuba for sale - Conn 12J, 3-Valve 4/4 Tuba

BBb, .658" bore,
the bell flares to a full 18", and is 35" high.
3-valve, front action, excellent motion on all slides.
No seizes, and valves are in good shape.

The serial number indicates it's manufacturing in 1958,
A quick response 4/4 size.

Mouthpiece is a Yamaha Jim Self Signature.