Measures approx. 13&3/4" long, 2&1/2" deep at the control panel, 4&1/4" at the opening. Vintage thickness (.068") steel, welded at the ends, OK punch outs with no burrs or other funky stuff for standard sized USA parts, neat lettering. As on the other chassis we import from China the metal finishing is far from perfect. All of 'em show some fine scratches under the chrome plating. Rectifier and power tube socket holes 1.060", mounting centers 1.522". Small signal tube holes .786", mounting centers 1.143". Jack and pot holes .392". Pilot light, switch and fuse holder holes .503". AC cord hole measures .630". Made in China.