The grey textured cover is held on with four [4] screws. There is one hole in the back, but apart from that it appears new and unused.
Project Box / Instrument Case ~ 1.00" x 2.00" x 4.00 " ~ With rotary controls
Project Box / Instrument Case ~ 3.25" x 7.25" x 3.75 " 18 SWG Aluminium ~ Used
Project Box ~ 1.00" x 2.25" x 5.00 " 18 SWG Aluminium ~ NoS & Unused
Project Box / Instrument Case ~ 2.75" x 6.25" x 8.00 " 18 SWG Aluminium ~ NoS
Project Box / Instrument Case ~ 3.00" x 8.00" x 6.00 " 18 SWG Aluminium ~ Used
Project Box Instrument case ~ 5.00 x 8.00 Aluminium front ~ ABS Plastic ~ NoS