For sale or tr@ de !! PREFER TR@ DE I have an HK UMP-45 GBBR with HK licensing and 4 mags !! Works great been fielded a few times but I wanna tr@ de for something more my style GBB ONLY NO AEGs Will tr@ de for M4 or any type of GBB short barreled AR platform AK 47. GBBR any type of gas blow back AK platform short barrel or not Please feel free to offer me whatever GBBR you have you’re willing to part with ! Please message for any questions