MP5 .40 Cal 3-Lug & Threaded – 9/16-24
NEW RCM CHF MP5 .40 BARREL. MP5 .40. This is the finest US made barrel available. Material is CHF 41v40. Machined to the highest standards. Correct Chamber Flutes unlike other U.S. made barrels that don’t have any flutes. Proper feed ramp and Timed Extractor Cut. Nitride inside and out for corrosion and wear. Comes with the Thread Protector. You will not find a better barrel PERIOD