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Aero Precision 16" .300 Blackout CMV Barrel, Pistol Length - APRH100173C
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Anderson Manufacturing 300 Blackout 16" Barrel - 1:7 Twist - M4 Medium Contour - Carbine Length Gas System - B2-K00
Proof Research 100530 AR-Style Barrel 300 Blackout 12.50" Pistol Length Gas System 1:7" Twist 5 Grooves, 5/8&q
Proof Research 100523 AR-Style Barrel 300 Blackout 12.50" Pistol Length Gas System 1:8" Twist 5 Grooves, 5/8-2
Aero Precision 10" .300 Blackout CMV Barrel, Pistol Length with .750 Adjustable Gas Block, SS Pistol Length Gas Tub
Ballistic Advantage Performance Series 10.3" .300 Blackout Hanson Profile Pistol Barrel with Low Profile Gas Block
Ballistic Advantage Modern Series 9" .300 Blackout Pistol Length AR-15 Barrel 1:7 Twist - BABL300004M
Aero Precision - 10" .300 Blackout CMV Barrel 1:7 Twist 5R Rifling - APRH100063C
Anderson .300BLK 7.5" HBAR Profile Barrel Kit 1:7 Twist w/ Barrel, Gas Block, Gas Tube, and Flash Hider - Phosphate
Noveske 7000034 Lo-Pro Gas Block Barrel 300 AAC Blackout/Whisper (7.62x35mm) 10.5" Stainless Steel
Noveske 7000031 Lo-Pro Gas Block Barrel 300 AAC Blackout/Whisper (7.62x35mm) 8.5" Stainless Steel
Ballistic Advantage Modern Series 10.5" .300 Blackout, Pistol Length, 1:7 Barrel - BABL300008M
Ballistic Advantage Modern Series 8" .300 Blackout AR-15 Barrel, Pistol Length Gas System, 1:7 Twist - BABL300001M