@ Kap: why 3 kind of cylinder?
anyway, very nice M4!
(and the ak too, but too clean to be a kalashnikov!)
I heard the same. A friend of mine, who run an airsoftshop, tell me that this "hold" is caused by financial problem...i heard from my dealer that its a temp hold on production from systema and they should be back to norm in the fall. I hope