FailZero, AR9, 9MM BCG, Black Nitride
- • FZ 9MM BCG is compatible with both Glock and Colt style magazines
- • 8620 heat treated (same as Mil-Spec) AR Carrier
- • Black Nitride Finish (Salt Bath Nitride)
- • Staked carrier guide (gas key)
- • 5.56 Extractor
- • Chrome Firing Pin
