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Ballistic Advantage Modern Series 10.5" .300 Blackout, Pistol Length, 1:7 Barrel - BABL300008M
TacFire BU-300-8 AR-15 Complete Upper .300 AAC Blackout 8" Barrel Black Finish
Rosco Manufacturing Bloodline BL-16-HB-300BLK-8-P 16" Barrel 300 Blackout 4150 CMV Nitride AR-15 Compatible
DPMS Kitty Kat C7 AR Upper 300 Blackout 7.5" Black Nitride/Hard Anodized Finish.
DPMS Kitty Kat DP51655170308 AR-15 Compatible Upper 300 Blackout 7.5" Barrel Black Nitride Finish.
Q LLC Sugar Weasel AR-15 Upper, 300 Blackout, 13" Barrel, Black Finish, MPN ACCSW30013INUPPER.
TacFire AR Barrel BAR30018N 16" .300 Blackout Black Nitride AR-15 Compatible
Aero Precision 16" .300 Blackout CMV Barrel, Pistol Length - APRH100173C
TacFire BAR3001810N AR Barrel 10.50" 300 Blackout Nitride Steel AR-15
CMMG 30B12BBAB Resolute MK4 300 Blackout 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform
Q LLC Honey Badger 7" 300 Blackout 1:5 Twist Stainless Steel Barrel - BARRELHB3007
CMMG 30B0E67AB Dissent MK4 300 Blackout 6.50", Left Side Charging Handle, Armor Black, OEM Zeroed Linear Comp, 4.60
CMMG 30BC239AB Dissent MK4 300 Blackout 10.50", Left Side Charging Handle, Armor Black, OEM Zeroed Linear Comp, 9.6
Ballistic Advantage Performance Series 10.3" .300 Blackout Hanson Profile Pistol Barrel with Low Profile Gas Block