This accessory limits the movement of the lock collar on your barrel when not mated with your upper.
Note: The barrel stop is not compatible with two-piece pinned aluminum lock collars (2016 production). Lock collars produced prior to [October 2017] will need modified by drilling three holes (template coming soon) to allow access for an Allen wrench. You barrel profile must have at least .800" of flat surface with a diameter of .940-1.000" to install the barrel stop.
Pantheon Arms Barrel Stop
- Brand: Pantheon Arms
- Product Code: Barrel Stop
- Availability: In Stock