Lee armory occam defense 7.62x39mm 30rd m-lok FEATURES:Caliber: 7.62X39MMTwist: 1:9.45"Barrel Length: 16.25"Magazine Capacity: 30 roundsOverall Length: 34.25"Weight: 7.375lbs.Action: Semi-Automatic4150V Nitride BarrelOCCAM defense M-Lok handguard Other Features: 4150v nitride barrel, bolt hold open safety, tango down grip, cerakote by we plead the 2nd, lee armory russian spec rivets xtech oem47 magazine, occam defense m-lok handguard,