Rosco Manufacturing Purebred Barrel, 223WYLDE, 16", Bead Blasted Finish, 1:8 Twist, 1/2x28, 416R PB-16-GVT-223W-8-M
Midwest Industries Upper, .223 WYLDE, 556NATO, .223, 16" Nitride Barrel, 1:8 Twist, 12.625" G3 M-Lok Rail, 2 Port MI Muzzle Brake, Black Finish (BCG and Charging Handle Not Included) MI-N16M
LBE Unlimited Barrel, 300 AAC Blackout, 10.5" Barrel, 1:8 Twist, Fits AR-15, Black Nitride Finish ARBAR300-10
Daniel Defense Barrel, 300 Blackout, 10.3", 1:8 Twist, Black Finish 36-116-06191-018
Daniel Defense Daniel Defense, DDM4 300 S, Complete Upper, 300 Blackout, 10.3" Cold Hammer Forged Barrel, 1:8 Twist, Black Finish, Includes Flash Suppressor, Grip-N-Rip Charging Handle 23-088-19020-047
Diamondback Barrels Medium Profile Barrel, 300 AAC Blackout, 10.5", 1:8 Twist, 5/8" x 24 Thread Pitch, Pistol Length Gas System, Melonite Finish 300P105M50B8