Muzzle Device Install
Please send your parts and a copy of your invoice to:
Rainier Arms LLC
4611 E 31st St S
Wichita, KS 67210
This service is for if you need your current muzzle device swapped, or a muzzle device installed on an upper that does not currently have one.
Please note: If you require the muzzle device to be pinned and welded on for NFA compliance, use this service instead: https://www.rainierarms.com/