TX-R3-13, TiPX/X7-Phenom/M17 Rifled 14" .683, BigShot Assault X7 Extremely Loud: Has a unique

Extremely Loud: Has a unique parabolic arc incorporated into the design

Bottom Line

(major ID is bigger than minor of threads)

Enjoy using your existing XL Inserts or upgrade to the longer control bore for your First-Strike Insert Barrels

The first-ever Freak® System Compatible barrel designed specifically for the First Strike T15 is here

TX-R3-13, TiPX/X7-Phenom/M17 Rifled 14" .683, BigShot Assault X7 Extremely Loud: Has a uniqueThreads: TiPX X7 Phenom M17 Bore Length: 13 inch Control Bore 14 inch with Tip Bore Options: . 683 Finish: Matte Finish M16 M4 Muzzle tip included Not Recommended for use in the A5 X7 as the bolt will jam. MilSig, Valken CQMF M17 can use A5 or TiPX barrels but for better efficiency, we recommend the TiPX barrels.