Promag Magazine Quick Change Adapter Block, Pro Pm237b Ar15 9mm Quick Change Blk

Made in the usa, this quick change adapter block adaptor block easily installs in ar-15/m16 lower receivers to allow the use of 9mm colt/smg type magazines with 9mm upper receivers.The block is constructed of high strength polymer with steel hardware, roller, ejector, and bolt stop.Allows quick install without the need to remove the bolt stop roll pin.

Caliber: 9mm Luger
Finish: Black
Model: Magazine Quick Change Adapter Block
Material: Polymer
Type: Adaptor Block
Model Fit: AR-15, M16
Brand Fit: AR-15 Platform