This is built to withstand nuclear attack so if you lob your desk in a van its perfect, The vertical is 12 U so will fit most 12 channel and some 16 channel mixer I had a Person's AR16 in it.
Weighs a fair bit so shipping isn't ideal but I could do it for around £15
Collection from Rugby or Coventry I can Deliver to M40 corridor down to west London and Farnborough area
Protect and your desk will survive lol