New Frontier Armory AR-9 Modular 9mm BCG

(Glock & Colt Compatible)

High quality US made steel with black oxide finish
Innovative two piece modular design for easy caliber and carrier weight changes and easy cleaning/maintenance
Uses standard AR-15 extractor and spring for increased reliability and more consistent ejection
Unique design provides an additional 2 oz of mass over most standard 9mm bolts enhancing operation
Ramped carrier to work with both 9mm and standard AR hammers
Precision milled for use with both Glock style or traditional Colt style AR-9 lower receivers