Tactical Kinetics 18 inch AR-15 350 LEGEND Melonite Barrel

18 inch 350 LEGEND AR-15 Barrel, 4150 CMV and Nitrided, 1/16 Twist, Medium Contour Barrel Profile with Carbine length Gas System - made by Tactical Kinetics. Our Tactical Kinetics AR platform barrels are constructed from the finest domestically sourced steels, are drilled, reamed, and button rifled, and then profiled and chambered to exacting dimensions in compliance with SAAMI Specifications. Our high-precision manufacturing processes ensure both accurate and repeatable performance for thousands of rounds.Weight2Length18ProfileMediumTwist1:16FinishNitrideMaterial4150 CMVThread Pitch5/8-24Caliber350 LEGENDFeed RampM4FlutesN/AGas SystemCarbineRiflingConventionalGas Block System0.750 **NOTE** Do NOT use standard 5/8-24 muzzle devices for 30 cal. Only 5/8-24 muzzle devices specifically for 350 Legend or larger can be used.