Stern Defense - MAG-AD9 9mm Luger Glock 9mm/.40 S&W Mag Well Adaptor - #MAGAD9

This is a new Stern Defense MAG-AD9 magazine well adaptor compatible with AR pattern firearms chambered in 9mm Luger. Convert your standard mil spec AR 15, M4, M16 lower assembly to use 9mm and .40 S&W Glock Magazines!  The Mag-AD series adapters install in seconds.  Boasting a last round hold open feature making them a breakthrough product and a must-have for law enforcement and civilian gun enthusiasts alike. 

Note: These adapters require the use of a 9mm or 40S&W barrel, "depending on chosen caliber" and a Glock cut bolt. THIS MUST BE USED WITH A 5.4 OUNCE BUFFER OR HEAVIER WHEN USING A CARBINE SPRING.