Introducing limited edition Texas Shooter’s Supply AR 15 Pistol”Chimera”. This top-of-the-line firearm has been created for high performance, tactical precision and comfort with an ultimate weight control in mind. Caliber .223/5.56 Gas System Direct Impingement Upper and Lower Receiver TSS 7075-T6 Aluminum Forged Action Semi-Automatic Barrel Twist 1:7 BCG Nickle Boron M16 Trigger Two stage Match Barrel Length 7.5″” Muzzle Device Texas Shooter’s Supply Reaper II Barrel Type Government Profile Melonite Color Cobalt Barrel Threat 1/2×28 Weight Arm Brace SB Tactical SB3 Finish CeraKote Accessories 1×40 Round Magazine*** Warranty Five Years