Vintage IBM Model M Keyboard (PN 1391401) ,Bolt Modded Manufactured

A vintage fully functional, restored  IBM Model M  keyboard.  With a manufacturing date of 3/23/89. This unit was disassembled: the shell, barrel plate, keys, membranes, and keycaps were cleaned. Any broken or bent springs or keycaps were replaced, and any rust present on the back plate was neutralized, then primed and painted.  The unit was then reassembled using 2mm screws, washers, and nuts. The unit was tested on an Intel Z690 system dual booting windows 10 and 11 using the original PS/2 cable and the supplied USB adaptor. The unit is shipped with an original SDL PS/2 cable and a USB adaptor.  There are minor surface scratches from daily use that do not affect the function.