CMMG Resolute 300 Mk9 9mm
9mm Para. cal., blowback or radial delayed blowback operation (new 2021), 16.6 in. M4 profile CM barrel, SV muzzle brake, 32 shot Colt mag. and magwell, 6-pos. stock, CMMG RML15 M-LOK free float handguard, forged aluminum M4 upper/AR15 lowe...