X-Fire/PDI also has this neat looking patriot kit that will surely turn heads at CQC events. This is made for TM AEGs or compatible ones... "Sold exclusively at X-FIRE!! Special SET ...If you want to make M16 series short. This set includes Patriot 2 KIT(SLIT) with a Rail, 08 Inner barrel, Trigger Guard, and Troy Type Hider. We change the Patriot KIT muzzle for Troy Type Hider.This set doesn't include Gun, Magazine, and sight."