WTS: A police trade in UMP 45 kit built on a Omega receiver with USC internals, SB folding brace and 4 German mags. I can also include the original stock. $1400, shipped to your FFL.
https://www.m4carbine.net/attachment...0&d=1572881046
https://www.m4carbine.net/attachment...9&d=1572881044
https://www.m4carbine.net/attachment...8&d=1572881040
