MPx-K uses Green Gas power System structure: GBB (Gas BlowBack)
-HOP-UP Ballistic Adjustment System
-Simulation bolt mechanism -Bilateral tactical handle -Bilateral unloading button, bilateral bolt lock -4.5" outer tube with SIG modular fishbone
Operation mode: safety insurance ┃ single ┃ full Automatic Material: steel, aluminum alloy, metal, reinforced plastic, rubber 9mm style magazine Magazine capacity: 30 rounds
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