This American Defense Mfg. UIC features a .223 Wylde barrel with a 1/8 twist, a Surefire Warcomp, a 17" M-Lok handguard, a Magpul MOE SL adjustable stock, a Magpul MOE pistol grip, a Magpul bipod, an ambidextrous safety, an ambidextrous bolt catch, an ambidextrous mag release, an ambidextrous Radian Raptor charging handle, and a Primary Arms GLX 2.5-10x44 FFP variable illuminated optic on a Warne mount. Purchase includes one 30-round magazine and the optics manual. Get the best bang for your buck when you get a Certified Used Firearm. When you see the Certified Used stamp on any of our firearms, you can be confident that you're getting exactly what you want - a gun only in very good to excellent condition and held to the highest quality standard. All Certified Used Guns come with a 'no questions asked' return policy.