As of August of 2021, allow 5-10 days for this item to be built and shipped.
Ready to fire on your lower receiver. Available in Black 4150 chromoly steel or 416 Stainless steel options.
Base model includes a black 4150 chromoly barrel, black flash hider, black gas block, bolt/carrier, and charging handle. You must select a hand guard option or have no hand guard installed in order to purchase this item. All barrels are threaded 5/8-24 except for the 16″ unthreaded model. Standard twist is 1:14. Fast 1:10 twist also available in 8″ and 10.5″ stainless steel only. Large subsonic bullets stabilize fine with 1:14 twist in 12″ and longer barrels.
Upgrade your upper with the Midwest Industries CRM M-Lok hand guard or a round aluminum free float tube. Also available with various muzzle attachments, engraved ejection port cover, etc.
Black chromoly barrels and Blackened Stainless barrels are externally coated with 2400 Series Bake-On GunKote.
The 14-16 with pin/welded brake is ONLY available with the already installed 4-port light weight brake. No other brake can be substituted. DO NOT select an optional brake if you have selected the 14-16 barrel.
All Tromix uppers are test fired prior to shipping.