Stumbled across this video on YouTube (amazing), and went to their site.... didn't feel like real life, lol.
UMP 45 Clone
New production UMP45 builds! GSG9 parts kit and Defgunz Receivers! These are BUILT TO ORDER. Barrels are threaded 1/2x28 (AR-15 pattern) 2-3 week lead times on full builds FFL reqyured
tracksandarmaments.com