Built from the ground up to b emore than just another Direct Impingement rifle, the new DI delivers the quality the discerning shooter demands, and the innovation you expect from LWRCI. All with an operating system that's been around the world and back. LWRCI Modular, One-Piece Free Float Rail LWRCI Rail Panels and Hand Stop M-Lok Handguard Ni-Corr treated LWRCI DI Gas Block and Gas Tube LWRCI Cold-Hammer Forged NiCorr-treated Sprial-Fluted Barrel A2 Flash Hider Type II Hard Coat Anodized Receivers and Rails Magpul MOE+ Grip and Magul PMAG LWRCI Monoforge Upper Receiver LWRCI Anodized Trigger Guard Fully Ambidextrous Lower Controls: Mag Release, Bolt Catch & Release and Selector Mil-Spec, 6-Position Buffer Tube H2 Buffer and Mil-Spec Buffer Spring LWRCI Compact Stock w/ QD Sling Attachement LWRCI Ambidextrous Charging Handle SPECIFICATIONS: Caliber: 5.56 NATO Barrel Length: 16.1" Spiral Fluted Weight (unloaded): 7.1lbs (16.1" barrel) Length (overall): 32" - 35.25" (16.1" barrel) Rate of Fire: Semi Auto Rifling: 1/7" RH Stock/Pistol Grip: LWRCI/Magpul MIAD Sights: Magazine: Magpul 30 rd. P-Mag Muzzle Device: A2 Birdcage 1/2x28 TPI