This 9mm chambered 8.3 inch Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and 1/2-28 x .400 full profile threads.
Features :
Features :
- Designed to work with both Colt/RR and Glock style AR builds
- Compatible with standard mil-spec uppers. There are also numerous dedicated 9mm upper options that work
- Requires the use of a unique magwell conversion (Colt/Rock River style) with UZI mags or a dedicated 9mm lower with Glock style mags
- 9mm on an AR15 platform operates by blowback and does not need a gas block or gas tube
- Threaded 1/2x28
