Item NumberMPX-K
Β  Caliber9mm NATO, Converts to .357SIG or .40S&W
Β  Action TypeSelect Fire ( LE/GOVT ONLY)
Β  Operating SystemClosed, fully locked short stroke pushrod gas system
Β  Overall Length (Telescoping Stock)Min (Closed) 409 mm/16.1 in, Max (Open) 528 mm/20.8 in
Β  Overall Length (Folding Stock)Min (Closed) 347 mm/14.7 in, Max (Open) 559 mm/22.0 in
Β  Overall Height (with 30 Rd Mag)265 mm/10.4 in
Β  Overall Width52 mm/2.0 in
Β  Barrel Length114 mm/4.5 in
Β  Sight Radius218 mm/8.6 in
Β  Cyclic Rate850 RPM
Β  FeaturesEasily converts to 9 mm NATO, .357SIG, or .40S&W, User-configurable stock system: telescoping, folding or pistol configuration