.300 Blackout
.300 Blackout
Discover an extensive range of top-tier .300 Blackout AR 15 parts and accessories designed to elevate your shooting experience. Our collection offers exceptional quality and compatibility, from high-performance barrels and muzzle devices to precision triggers and handguards. Whether seeking enhanced accuracy, reduced recoil, or tactical versatility, our meticulously curated selection ensures you'll find the perfect components to optimize your .300 Blackout AR 15. Elevate your shooting performance and unlock the full potential of your firearm with our premium offerings.
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10.5" .300BLK 1:8 Black Nitride Pistol Barrel
Black Rifle Depot
MSRP: $89.95$84.9510.5" .300BLK 1:8 Black Nitride Pistol Barrel Precision-Machined for Performance and Durability Experience the quality and performance of the 10.5" .300 BLK Pistol Barrel, manufactured under the BRD brand to deliver exceptional value without sacrificing...MSRP: $89.95$84.95 -
Strike Industries Cookie Cutter Comp for .308/300BLK/7.62
Strike Industries
MSRP: $68.95$58.95Strike Industries Cookie Cutter Comp for .308/300BLK/7.62 This is the Strike Industries Cookie Cutter Comp muzzle brake and compensator for 7.62/300BLK/.308. As with most Strike Industries products, this muzzle device is unique looking and edgy...MSRP: $68.95$58.95 -
On Sale
Strike Industries King Comp Compensator for 300BLK/.308/7.62
Strike Industries
MSRP: $49.95Now: $35.95Was: $42.95Strike Industries King Comp Compensator for 300BLK/.308/7.62 The Strike Industries King-Comp features a large dual chamber design, which was engineered to reduce felt recoil and help reduce the side concussion with the...MSRP: $49.95Now: $35.95Was: $42.95 -
Magpul PMAG M3 300 BLK 30RD - Black
Magpul
MSRP: $15.95$15.15Magpul PMAG M3 300 BLK 30RD - Black The PMAG® 30 AR 300 B GEN M3™ is a purpose-designed magazine for rifles chambered in 300 Blackout®. Since its inception, 300 Blackout shooters have had to use a magazine designed for another...MSRP: $15.95$15.15 -
D&H AR-15 300 BLK 30 Round Aluminum Magazine
D&H Industries
MSRP: $19.99$18.95D&H AR-15 300 BLK 30 Round Aluminum Magazine Lightweight, Durable, and Reliable Performance The D&H AR-15 300 BLK 30 Round Aluminum Magazine is a premium magazine designed specifically for AR-15 rifles chambered in .300 AAC Blackout. Manufactured...MSRP: $19.99$18.95 -
Magpul Industries PMAG M3 300BLK 20Rd - Black
Magpul
MSRP: $15.95$15.15Magpul Industries PMAG M3 300BLK 20Rd - Black Magpul's PMAG 20 AR 300 B GEN M3 is a purpose-built magazine for rifles chambered in .300 Blackout (300 BLK). Similar in every way to our PMAG 30 AR 300 B, the PMAG 20 is more compact for increased...MSRP: $15.95$15.15 -
Faxon Firearms Black Nitride 5.56/300 BLK M16 Bolt Carrier Group
Faxon Firearms
MSRP: $145.00$133.50Faxon Firearms Black Nitride 5.56/300 BLK M16 Bolt Carrier Group | BCG Faxon Bolt Carrier Groups are Mil-Spec with a "Superfinish" to increase the overall smoothness of operation, help reduce friction, and dramatically reduce fouling. They...MSRP: $145.00$133.50 -
Lancer L5AWM 300BLK 10RD Magazine
Lancer Systems
MSRP: $18.00 - $21.00$16.95 - $18.95Lancer L5AWM 300BLK 10RD Magazine Specifically engineered for use with heavy subsonic .300 Blackout ammunition (200+ grain), the Lancer L5AWM® 300BLK magazine features an updated internal geometry which allows longer heavier cartridges to stack...MSRP: $18.00 - $21.00$16.95 - $18.95 -
10.5" 300 BLK 1:7 Twist Phosphate Pistol Heavy Barrel
Black Rifle Depot
MSRP: $89.95$79.9510.5" 300 BLK 1:7 Twist Phosphate Pistol Heavy Barrel Elevate your AR-15 pistol build with the BRD 10.5" 300 BLK 1:7 Twist Heavy Barrel, crafted to deliver superior performance, durability, and precision at a budget-friendly price. At Black Rifle Depot,...MSRP: $89.95$79.95 -
ODIN Works 10.5" Pistol .300 BLK Medium Profile Barrel w/ Tunable Gas Block - Black Nitride
Odin Works
MSRP: $285.00$270.95ODIN Works 10.5" Pistol .300 BLK Medium Profile Barrel w/ Tunable Gas Block - Black Nitride Precision and Performance for Your AR-15 Pistol Build The ODIN Works 10.5" Pistol .300 Blackout Medium Profile Barrel is built to deliver peak performance and...MSRP: $285.00$270.95 -
VG6 Gamma 300BLK
VG6 Precision
MSRP: $90.00$80.99VG6 Gamma 300BLK Experience the ultimate recoil reduction with the VG6 Gamma 300BLK muzzle brake. Designed with cutting-edge engineering techniques, including CFD and CAE, this high-performance brake delivers unrivaled results. Its hybrid design...MSRP: $90.00$80.99 -
E-Lander .300 Blackout 10-Round Steel AR-15 Magazine
E-Lander
MSRP: $24.45$21.65E-Lander .300 Blackout 10-Round Steel AR-15 Magazine E-Lander mags are high performance durable steel magazines. Made for common sidearms, These magazines were tested by special military forces and anti-terror units and have proven to withstand extreme...MSRP: $24.45$21.65 -
E-Lander .300 Blackout 20-Round Steel AR-15 Magazine
E-Lander
MSRP: $24.45$21.65E-Lander .300 Blackout 20-Round Steel AR-15 Magazine E-Lander mags are high performance durable steel magazines. Made for common sidearms, These magazines were tested by special military forces and anti-terror units and have proven to withstand extreme...MSRP: $24.45$21.65 -
Rosco Manufacturing Purebred 8.2" 300 BLK Heavy 1:7 Twist Pistol Stainless Barrel
Rosco Manufacturing
MSRP: $188.00$169.95Rosco Manufacturing Purebred 8.2" 300 BLK Heavy 1:7 Twist Pistol Stainless Barrel Purebred 8.2" 300 Blackout Barrel: This Rosco Purebred 8.2" 300 Blackout Barrel was designed for SBR/ Pistol use in conjunction with suppressors. This is the shortest that...MSRP: $188.00$169.95