ProMag AR-15 M-16 Mag Quick Change Adapter Block 9mm Gauges Removes 99% of Viruses

Removes 99% of Viruses

Carbon Cuff Diameter (C): 3

The polycarbonate tip is vital to getting proper expansion

Button down collar

ProMag AR-15 M-16 Mag Quick Change Adapter Block 9mm Gauges Removes 99% of VirusesThe ProMag AR 15 M16 Magazine Quick Change Adapter Block 9mm is a 9mm magazine adapter block that installs in AR 15 lower receivers. It allows the use of 9mm Colt and SMG type magazines with 9mm upper receivers and is made of high strength polymer with steel hardware, roller, ejector, and bolt stop. The installation is quick without the need to remove the bolt stop roll pin. It is also made in the USA. 9mm magazine adaptor block Installs in AR 15