Fostech Tomcat: Fostech's Tomcat AR-15 Pistol with Tungsten Cerakote finish. FosTecH LITE Technology is a true game-changer. This proprietary alloy is 30% lighter than aluminum and is exceptionally strong. Lose weight but do not lose your strength. These pistols have Fostech's LITE lower receivers, LITE upper receivers, & LITE MACH-II 10.5" rails. This incredible pistol incorporates the MACH-II Rail, Sabre Comfort Grip, Nitrided BCG, and a PDW-style pistol brace. The 10.5" Faxon Barrel paired with the hard hitting .300 Blackout cartridge makes this a very accurate powerhouse of a pistol. Ships with one 30 round P-Mag. Best of all, this model ships with a pre-installed and tested Echo AR-II trigger!