Output transformer Cover Steel Transformerfor Choke Cover f Tube amp 70x70x85,Tube amp 70x70x85 Output transformer Cover Steel Transformerfor Choke Cover f,Shielding cover for tube amplifier, it is made of 1,5mm thick quality cold-roll steel plate with well surface powder painted finished, bottom install plate included, thickness 1,5mm, Reduce vibration and electromagnetic interference to minimum, f Tube amp 70x70x85 Output transformer Cover Steel Transformerfor Choke Cover.