.300 AAC Blackout
.300 Blackout
Subsonic and supersonic AR-15 caliber, designed for suppressed use
Uses same bolt as 5.56, requires different barrel and magazines
Barrels
Rifled tubes that guide the projectile
Dark Storm Industries AR-15 .300 Blackout SOCOM Threaded Barrel 12.5" 1:8 Nitride Black
Dark Storm Industries
$149.95
Palmetto State Armory 8.5" .300 BLK 1:7 Nitride Pistol Barrel w/ 7" M-LOK
Palmetto State Armory
$569.99
Diamondback DB .300 AAC Blackout 16in Pistol-Length AR Barrel - Black Nitride 300P16H50B8R
Diamondback
$127.98
BSF Barrels SF3IYT0095 AR-15 300 Blackout 14.5in Carbon Fiber Barrel 1:7 Twist
Bsf Barrels
$692.55
Diamondback Firearms DB300P8.5H50B8R 300 Blackout 8.5" Barrel Nitride
Diamondback Firearms
$79.35
Diamondback Firearms DB300P16H50B8R 300 Blackout 16" Pistol Barrel Nitride 1:8
Diamondback Firearms
$103.50
Diamondback Firearms AR-15 .300 BLK 10 in Piston Length Gas System
Diamondback Firearms
$80.99
Ballistic Advantage 7in .300 Blackout AR-15 Pistol Barrel 1:7 Twist Modern Series
Ballistic Advantage
$155.00
Ballistic Advantage Modern Series 300 Blackout 8in 1:7 Twist AR-15 Barrel
Ballistic Advantage
$77.50
Primary Weapons UXR 300 AAC Blackout Conversion Kit (AR-15) 10.5 in or 14.5 in
Primary Weapons
$499.95
Bolt Carrier Groups
The heart of the AR action
Lantac Enhanced BCG 300 AAC Blackout 7.62 NATO-Style Bolt Carrier Group
Lantac
$296.63
J P Enterprises DLC 300 Blackout AR-15 Bolt Completion Group
Jp Enterprises
$142.99
Bravo Company M16 Bolt Carrier Group BCMBCGAUTO (300 Blackout) - Black
Bravo Company
$218.49
Q Two-Piece BCG Honey Badger AR-15 300 Blackout Bolt Carrier Group
Q
$350.00
IWI Tavor X95 300 AAC Blackout 16" LH Conversion Bolt (XK300L)
Israel Weapon Industries
$424.00
SIG SAUER Bolt Assembly 5.56/300BLK Black
Sig Sauer
$159.99
SIG Sauer Tapered Lug Bolt Assy Kit .300 Rattler (O-Ring) for MCX
Sig Sauer
$173.99
PSA JAKL-15 300 Blackout Bolt Carrier Assembly
Palmetto State Armory
$249.99
Magazines
Feed devices for ammunition
Lancer Systems L5AWM 300 Blackout 10-Round AR-15 Magazine Opaque Black
Lancer Systems
$26.98
Amend2 Mod-3 .300 Blackout 30-Round Polymer Magazine for AR-15 Black AM300MOD3BLK30
Amend2
$16.99
Magpul PMAG GEN M3 30rd .300 Blackout OD Green Polymer Magazine
Magpul
$16.10
Lancer L5AWM 300 AAC Blackout 10-Round AR-15 Magazine, Opaque Black
Lancer
$19.99
IMI Defense G2 .300 Blackout/.300 HAMR AR15/M16 20-Round Magazine - Flat Dark Earth
Imi Defense
$26.00
Lancer L5AWM .300 Blackout 20-Round Magazine Translucent Smoke
Lancer
$19.99
Browning X-Bolt 2 .300 RUM 3-Round Detachable Rotary Magazine Black
Browning
$29.33
Nemo Arms OMN-LC110-1 300 Win Mag 14rd Black Rifle Magazine
Nemo Arms
$69.88
D&H Tactical .300 AAC Blackout 20-Round Aluminum AR-15 Magazine
D&H Tactical
$13.67
D&H Industries Aluminum 300 Blackout 10 Round Magazine - Black
D&H Tactical
$13.16
Muzzle Devices
Flash hiders, brakes, and compensators
Dark Storm Industries A2 Bird Cage Flash Hider .300 AAC Blackout 5/8-24 Black
Dark Storm Industries
$14.95
LanTac Dragon Muzzle Brake .300 Blackout Dead Air KEYMO (Wolfman) DGN300B-WM
Lantac Usa
$150.98
GUNTEC AR 300 Blackout Muzzle Comp with QD Blast Shield
Guntec Usa
$82.52
Lantac Dragon Keymo Wolfman Muzzle Brake 300 AAC Blackout 5/8x24
Lantac
$163.99
Comstock Armory 4-Prong Flash Hider .300 AAC Blackout 5/8-24 Black Nitride
Comstock Armory
$52.00
Armaspec Fireball Compensator AR Recoil Reduction Muzzle Device
Armaspec
$64.10
Midwest Industries MI Muzzle Device Collar SIG MCX 300 Blackout Models
Midwest Industries
$10.50
SilencerCo AC30 Suppressor Piston 5/8-24 Thread 17-4 Stainless Steel
SilencerCo
$60.16
Fortis Manufacturing 300 Blackout Muzzle Brake 4140 Steel Nitride 5/8x24 Thread
Fortis Manufacturing
$73.98
Dead Air DA303 KeyMo Flash Hider .30 Cal M14x1 LH Black Nitride
Dead Air Armament
$70.18
Ammunition
Cartridges chambered in this caliber
Remington UMC 300 AAC Blackout 220 Grain OTFB 160rd Pail Ammo
Remington
$221.97
Sig Sauer Marksman .300 Blackout 125 Grain OTM Ammo (20 Rounds)
Sig Sauer
$27.99
Sinterfire SF300BLK110GL-C 300 BO GL 110gr LF Ammunition (50rd)
Sinterfire
$36.46
Sinterfire SF300BLK110RHA .300 BO RHA 110gr LF Rifle Ammo (50rd)
Sinterfire
$35.02
SIG Sauer E300NM215OTM-440 .300 Norma Mag 215gr Ammo Crate (440 Rounds)
Sig Sauer
$2,110.99
Precision One .300 Blackout 130gr HP 20-Round Box
Precision One Ammunition
$15.30
Federal 4570 Fusion Tipped 300 AAC Blackout Rifle Ammunition 20/10
Federal
$37.98
Winchester S300BC .300 Win Mag 195gr BC Max 20-Round Ammo
Winchester
$47.70
Ikonick IU-300-115HP-B20 .300 Blackout 115 Grain CC 20rd Ammo
Ikonick
$24.88
Ikonick IU-300-147FM-C250 300 Blackout 147 Grain FMJBT Ammunition
Ikonick
$140.82