| Barrel & headspace (includes return shipping) | |
| Assemble kit. You provide all the required parts or we can order them for you. Includes shortening the barrel if requested, restamping of serial number on lower and bolt carrier to match receiver, permanently attach muzzle break, test fire and return shipping. | |
| Shorten barrel, recrown and rethread (includes return shipping) | |
| Permanently attach muzzle break. (includes return shipping) |
