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Mfg Item #: PMPX-4B-CH-NB
The MPX Copperhead features a monolithic Elite Series Cerakote finish upper receiver and a 4.5" barrel with integrated muzzle brake. The SIG MPX redefines the submachine gun category with a new level of operator safety, in-field adaptability and proven reliability in the harshest environments. It features dual-sided selector switch, magazine release, charging handle and bolt release. The SIG MPX operates from a fully-closed and locked rotating bolt, offering enhanced reliability and safety in use. A short-stroke gas piston allows the SIG MPX to run all weights and brands of 9mm ammunition with no adjustments to the gas valve.
| Action | semi-auto |
|---|---|
| Barrel | 4.5" |
| Finish | Nitride |
| Length | 22.3" |
| Sights | No Sights / Optics Ready |
| Caliber | 9mm |
| Capacity | 20 + 1 |
| Magazine | 1 20 rd. Magazine |
| Rate Of Twist | 1-in-10 |
| Stock Frame Grips | Alloy Frame Pistol Grip / NO BRACE Alloy Frame |
| Nfa Thread Pattern | 13.5x1mm LH |
| Additional Feature 1 | Timney Single Stage Trigger |
| Additional Feature 2 | One Piece Upper w/M-Lok |
| Additional Feature 3 | Ambidextrous Controls |