No special bolts or magazines to buy to get into a new caliber! The barrel is made of polished 416R stainless steel, a metal that is significantly tougher, more corrosion resistant, and better at maintaining accuracy after thousands of rounds than typical carbon steel. 300 blackout caliber uppers use your standard .223/5.56 bolt carrier group and magazines! 14 Reviews. $160.00. Ballistic Advantage 300 Blackout Barrel Modern Series Pistol Nitride -10.5", Odin Works 300 BLK Barrel Pistol Length Medium Contour w/Gas Block - 10.5", Sons of Liberty Gun Works Combat Grade 300 BLK Pistol Barrel - 16", Yankee Hill Machine 300 Blackout Barrel - 9.1", LMT MRP .300 Blackout Chrome Lined Barrel - 16", Griffin Armament .300 Blackout HEDP AR-15 Barrel - 9.5", Seekins Precision Stainless Match Grade 300 Blackout Barrel - 10.5", Seekins Precision Stainless Match Grade 300 Blackout Barrel - 8", Diamondback Firearms .300 Blackout AR-15 Pistol Barrel Nitride - 8.5", Rosco Manufacturing Bloodline 8.2" 300 Blackout Sauce Pack, LMT MRP .300 Blackout Chrome Lined Barrel - 10.5", Sons of Liberty Gun Works Combat Grade 300 BLK Pistol Barrel - 9", Sons of Liberty Gun Works Combat Grade 300 BLK Pistol Barrel - 10.5", Ballistic Advantage Modern Series 300 Blackout Pistol Barrel - 6", Rosco Manufacturing Purebred 300 Blackout Barrel Heavy Pistol Length - 8.2", Rosco Manufacturing Purebred 300 Blackout Barrel Heavy Pistol - 10.5", Rosco Manufacturing Bloodline 300 Blackout Barrel Heavy Pistol - 8.2", Rosco Manufacturing Bloodline 300 Blackout Barrel Heavy Pistol - 10.5", Bravo Company 300 Blackout Barrel 16" 1:7 Carbine Length Enhanced Fluted, Bravo Company 300 Blackout Barrel 12.5" 1:7 Pistol Length Enhanced Fluted, Bravo Company 300 Blackout Barrel 9" 1:7 Pistol Length Enhanced Fluted, Ballistic Advantage Modern Series 16" 300 BLK Distinct Rigid Pattern Contour 1:7 Nitride AR-15 Barrel - Pistol - 5/8x24, Faxon Firearms 10.5" 300 BLK Pistol Length Gunner Barrel, Faxon Firearms 7.5" 300 BLK Pistol Length Gunner Barrel, Daniel Defense 16" 300 BLK CHF Carbine Length 1:8 S2W Contour AR-15 Barrel, Odin Works 300 BLK Barrel 1:8 Pistol Length Medium Contour 16.1" w/Gas Block, Odin Works 300 BLK Barrel 1:8 Carbine Length Medium Contour 16.1" w/Gas Block, Radical Firearms 10.5" 300 BLK AAC 1:8 Pistol Length Medium Taper Barrel, Ballistic Advantage Modern Series 8.5" 300 BLK Distinct Rigid Pattern Contour 1:7 Nitride AR-15 Barrel - Pistol - 5/8x24, Yankee Hill Machine .300 Blackout Barrel - 16", CMMG .300 Blackout Barrel Multi-Role Profile - 16.1". I will not use subsonic and it will not have a suppressor. Davidson Defense "Peterbald" AR-15 Pistol Upper Receiver 10" .300 Blackout 4150 CMV QPQ Nitride 1-7T Barrel 7.5" M-Lok Handguard (Assembled or Unassembled) $644.99 $364.99 Sale In Stock Bravo Company 300 Blackout Barrel 9" 1:7 Pistol Length Enhanced Fluted. Our Price: $154.99 (Out of ⦠Melonite QPQ finish. 10 rounds on a 30cm plate at 250 yards with 150gr handloads and a 9 inch barrel and 762-SDN-6 silencer. Itâs also the best fully assembled 300 Blackout upper you can buy. Ballistic Advantage Modern Series 16" 300 BLK Distinct Rigid Pattern Contour 1:7 Nitride AR-15 Barrel - Pistol - 5/8x24. Rating: 97%. The 300 Blackout, on the other hand, is designed to reach maximum muzzle energy when fired through a 9-inch barrel. odin works inc. (in stock) 0.0. ar-15 ranger barrel 300 blackout. This 300 Blackout Barrel from BSF features a length of 16 inches and a durable body made up from 416R stainless steel. Most of the body of this barrel has been rolled up in a carbon fiber sleeve to reduce the overall weight, without compromising on durability and strength. Best twist rate for 300 Blackout? $284.00 . You may use this barrel with a lower receiver that is a Registered SBR, Machine Gun, or Pistol. Ballistic Advantage 8.3" 9MM AR15 Barrel (1/2x36 Threads) Ballistic Advantage 8.5" .300 Blackout Pistol Length Barrel: Ballistic Advantage 9" .300 Blackout Pistol Length Barrel: $115.00. Our Price: $173.99 (Out of Stock) ... 16" 300 BLACKOUT 1x8 GOVT PROFILE 4150 CrMoV BARREL RETAIL: $165.00. What barrel length is best for 300BLK AR-15s? Will the muzzle blast from a 9" barrel be overly obnoxious (like a 7.5" barrel in 5.56)? $155.00. Remove 1 or more items before adding another item to compare. Davidson Defense "Valfaris" AR-15 Pistol Upper Receiver 10" .300 Blackout 4150 CMV QPQ Nitride 1-7T Barrel 10" M-Lok Handguard (Assembled or Unassembled) $599.99 $284.99 Sale In Stock. upper receivers; barrels. 14 Reviews. KAK 1:8 300 BLACKOUT 9 INCH PISTOL SS BARREL "MR BLOND" Special Price $180.00 Regular Price $265.00 As low as $150.00. BCM® 300 Blackout Upper Receiver Groups Continuous taper barrel profile designed for optimal weight, balance, and performance. Out of stock ; 8.3" .300 Blackout BA Hanson Pistol Length AR 15 Barrel w/ Lo Pro, Performance Series 0 Review . $171.00 $180.00 . Let's find out! wilson combat (in stock) 0.0. ar-15 threaded barrel 300 blackout tapered profile. KAK SPECIAL 1:7 5R 300 BLACKOUT 10 INCH PISTOL SS BARREL, VALUE-LINE 300 BLACKOUT 8.5 INCH PISTOL MELONITE BARREL, KAK SPL 1:7 5R 300 BLK 9 INCH PISTOL SS BARREL "MR BLOND", KAK 1:8 300 BLK 9 INCH PISTOL MELONITE BARREL "MR BLOND", KAK 1:8 300 BLACKOUT 9 INCH PISTOL SS BARREL "MR BLOND". Out of Stock. Tapered barrel profile out front, for easier maneuverability. Agency Universal Test and Evaluation Program. AR-15 300 AAC blackout 16" stainless steel black spiral fluted upper assembly. Do it! Add to Cart ; 8" .300 Blackout Pistol Length AR 15 Barrel, Modern Series 0 Review . 9â enhanced fluted barrel .300 blackout. OK, Suppose I'm interested in a 300 Blackout pistol or SBR *and* I'm only interested in the super sonic loads. This is a 300 Blackout upper with a 9-inch barrel and a 9-inch rail. The bore on each BCM Enhanced Barrel is honed to perfect the rifled finish prior to chrome lining both bore and chamber. $220.00. Free shipping on all Primary Arms optics! $115.00. © 2021 KAK Industry LLC. Barrel profile fluted toward the rear near chamber area - Increases strength and heat dissipation. For the best experience on our site, be sure to turn on Javascript in your browser. View Details. However, due to its lower chamber pressure developed by a faster burning powder, the AR-15 300 blackout barrel completely devours its powder in as little as nine inches of bullet travel. Subscribe to back in stock . 300BLK vs. 5.56? These barrels are chambered in .300 Blackout, made from 4140 steel , heat treated to RC 25-32. 300 blackout. For the best experience on our site, be sure to turn on Javascript in your browser. Add To Compare . 300BLK vs. 7.62x39? Right to Bear Arms and Supply has the best selection of quality 300 Blackout barrels for sale from leading manufacturers, including Ballistic Advantage, CMMG, ODIN Works and more. Springfield Armory Saint Victor Pistol 300 AAC Blackout ⦠All Rights Reserved. 6" 300 aac blackout; 7.5" 300 aac blackout; 8.5" 300 aac blackout; 9.5" 300 aac blackout; 10.5" 300 aac blackout; 16" 300 aac blackout; 9mm. Hardene.. Subscribe to back in stock . For marksmen who value accuracy but wish to reduce recoil and loud rifle blasts during training sessions, a 300 Blackout SBR barrel is one of the best upgrades to buy for the M4 carbine. This .300 Blackout chambered 9 inch Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension.