Compatible with Glock, Colt, Ruger, S&W style magazines. Military Grade hardware. Titanium Nitride (TiN) gold coating that provides lasting durability, lubricity and corrosion resistance while also adding a stylish touch to your AR-9.
Glock, Colt, Ruger, S&W magazine compatible
9310 Steel Carrier Construction
4140 Steel Extractor
Staked Gas Key
Direct Link: https://3crtactical.com/product/9mm-ar-9-titanium-nitride-tin-bolt-carrier-group/