Description
9mm Magazine Adapter Block
9mm Magazine Adaptor Block easily installs in AR-15 lower-receivers to allow the use of 9mm Colt SMG in Colt* pattern 9mm upper-receivers. The block is constructed of high strength polymer with steel hardware, roller, ejector, and bolt stop.
Description:
- AR-15/M16
- New and Improved Design
- Block easily installs in AR-15 lower-receivers to allow the use of 9mm Colt
- SMG in Colt pattern 9mm upper-receivers