Amplifier box ex Japan. prepunch chassis for single ended stereo tube amplifier,

tube preamp, or push pull mono tube amplifier

Preamp box, 1 selector (2 input), 1 volume control, 1 push on/off
switch and 1 push on/off mute switch, all the knob is included.
Bottom cover is pre punch for the transformer/PCB/feet placement. Top cover
is pre punch for ventilation.
Front panel 6 mm black anodizing aluminum, the rest is iron with hard black
dove painting.
All is knock down for ease of shipping.

Weight: 3.5 Kg

Dimension: 42cm W X 30cm D X 5,5cm H. Price: 350.000

This chassis is actually were used for Assemblage SET300B power amp 

by The Parts connection (division of Sonic Frontiers)

It comes without faceplate.

It is pre punch with 7 openings that can fit octal socket and the hole for transformers mounting.

Weight: 5 Kg