This is LTT Beretta PX4 Full Size G-SD 9 MM Fully Optioned from Langdon Tactical, These includes Trigger Job, Boresight Solutions Frame Stippling, Cut & Crown Barrel, NP3 Package,Flat Steel Trigger, Compensator, Surefire X300 Turbo,RDO Cut, Magwell and  Holosun EPS RD 6.
Comes with LOK Grips brass backstrap, 4 magazines with Spring Precision Magazine Extensions.