Don't sell it for an A5. There are a few tweaks depending on how much you are willing to do to it. A high pressure output HPA tank is a requirement however that's the same output a Tippmann would need as well.
Has anyone tried one of those SHP regs on these??
Everyone says "Well maybe i'll make a difference",
Thinking they've got plenty of time
But you're squeezed a little tighter everyday
Finished before you can commit a crime