These barrels are made with the same attention to detail, and quality as we all have come accustomed to with other Tbox barrels.
416R Stainless
5R rifling
Carbine gas system
Spr Profile
Headspaced bolt
Lead time is 4-6 weeks currently
** If you want the barrel cerakoted pick yes on the option and in the note section in the cart add what color you want it.