Shadow Systems barrels feature minor improvements intended to create more consistent lockup without compromising reliability. The chambers are fully supported and can be fired with hot P ammo and lead bullets. The sample barrels that have survived 5 proof rounds so it is unlikely you will have issues with any mainstream, commercially available ammunition.
Specifications:
- Fits DR920/MR920L, and Gen 5 G17
- Black Nitride Finish
- Threaded Barrel
- Spiral Fluted
- 5 Barrel"