408 caliber carbon fiber barrel

BTap

Long Range Addiction
Banned !
Minuteman
Dec 24, 2021
331
115
Western Washington
Does anyone have experience with a company that can do a 408 cal carbon fiber barrel Minimum 1.35 diameter shank for a
Upcoming build
I’m hoping helix 6 but haven’t heard back from them
Any help is appreciated
I know steel works great but I went carbon with great success and performance and haven’t looked back