I've been trying out a few different projectiles for 300blk, some feed fine in my gun some don't. Probably something to do with the ogive shape, and how close the load is to causing my rifle to be under gassed. How to Clear a Double Feed The double-feed is only made worse by the fact that your buffer spring is keeping pressure on the problem. I have a 7" 300 blackout pistol with standard gas block and pistol length gas tube that is having feeding issues or cycling issue after 2 or three rounds fired. I am new to the 300 AAC Blackout. At Omaha Outdoors, purchase 300 Blackout Rifles from a trusted source. Sort By: Best Sellers Filter. I use Lee dies to make brass from 223/5.56 and two molds for boolits, The Lee TL309-230-5R and the Lee C312-155-2R. The dimensions of the .300 AAC Blackout and .300 Whisper are identical, but if you happen to not be a visual person here is the numerical breakdown of common .30 calibers as well. Quick view. I want to get an LBT WFN or LFN (about 180 grain) bullet mold sized for this weapon. $19.00 H3 Gen.2 HERA 30 Round Polymer Magazine. April 30, 2015 By Dusty Gibson. With supersonic rounds for maximum muzzle velocity to subsonic loads that quiet the roar by slowing the pace. Menu. Tldr: use proper mags, magpul gen 1,2 or gi mags will have issues among others. Standard milspec BCG and Magpul Pmags also H2 buffer. 300 AAC Blackout 125 Grain FMJ 20 ROUND SIG Sauer Elite Ball Ammunition. Magpul 300blk mags and gen3 mags will work. The 300 black out round was originally designed for the AR platform which has a free float firing pin which hits the primer a lot harder than a spring loaded firing pin like the Ruger American. 7.62x35m - .300 AAC Blackout/ .300 Whisper. Most factory .300 Blackout subsonic loads are a little more powerful than a routine .45 ACP handgun loading, if we're going on (the admittedly incomplete) calculated energy figures. Brand: Daniel Defense. Rounds are available in supersonic form that can be quietened through the use of a suppressor. The section of a .30 caliber bullet ogive near the ribs might just be wider than the .223 Remington case neck. 300 Blackout: Shooting with Subsonic Ammo. Sized in Lee push thru sizer. 139. This allows for higher velocities and improved feeding characteristics. The Sig Sauer 300 AAC Blackout 120-Gr, 20-Rds is a great choice of .300 Blackout ammo for hunting deer especially in states where the usual .223 is too small to be allowed. I am new to the 300 AAC Blackout. 300 BlackOut 150 gr FMJ Reman. This is a double-feed. 300 Blackout, AR platform, LBT wide meplat bullet feeding question. Check your ejector rod or feed ramps! I would really like recommend that you always check the cost. The .300 Blackout is now seen as a highly effective round that bridges gaps between a .223 and .308. 99% SOLVED: 8" 300 Blackout won't eject/cycle. ), also known as 7.6235mm, is an intermediate cartridge developed in the United States by Advanced Armament Corporation (AAC) for use in the M4 carbine.The cartridge yields increased performance in shorter barrels and effective subsonic performance for suppressor use when compared to 5.56mm NATO. You are a hunter. $31.99 LANCER L5AWM 300BLK 20RD Opaque black. The 300 Blackout (300 BLK) was designed by Remington/AAC to create a reliable, compact .30 caliber round for the AR platform that uses a standard bolt and magazine. Daniel Defense DDM4 V7P 300 Blackout Semi-Automatic Pistol with Stabilizing Brace. You want smooth feeding. This series of die sets has been established as the direct result of requests from . At 200 yards, the 60.5 inch bullet drop of a .45 round is similar to a .300 Blackout subsonic round. 7.6251 (Rimmed) - .30-30 Winchester. A lightweight carbine, and one with soft recoil, the S&W M&P15 in .300 Blackout is a stellar tool. It also allows a civilian AR-15 platform weapon to meet the ballistic power of the iconic AK-47. The .300 AAC Blackout (designated as the 300 BLK by the SAAMI and 300 AAC Blackout by the C.I.P. 300 AAC Blackout Magazines. Find .300 AAC Blackout semi-automatic rifles from a variety of manufacturers. 300 AAC Blackout 110gr DT LEAD FREE SC-THP 20rds Sold Out 300 AAC BLACKOUT 125GR Colt Defense Ammunition 20rds Sold Out 300 AAC Blackout 125gr Rifle Defense 20rds Sold Out 300 AAC BLACKOUT 147gr FMJ-BT Match 20rds Sold Out 300 AAC BLACKOUT 220gr. The average velocity was 992 fps, with standard deviation of 16 fps, and an extreme spread of 51 fps. $809.99. We've built a number of 16 inch square test walls that replicate this type of construction. Toll-Free: +1-800-504-5897 Live Chat Help Center Check Order Status. The .300 Blackout cartridge is around 40% heavier than a 9mm round fired from the MP5-SD. 300 Blackout Ballistics Test Results As a comparison, a 230 grain round of Federal JST .45ACP ammunition has a muzzle velocity of 863 fps and has 380 ft/lbs of energy at the muzzle when fired from a 1911. Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! 300 blackout optimized with pistol length gas systems. American Tactical Omni Hybrid Maxx 300 Blackout Limited Ed. The first thing you will need to do is pull the bolt back and lock it in the rearward position. so far . Feed ramps may need to be polished or the ejector rod could be protruding out past the bolt face enough to not let the case head seat properly into the bolt, causing it to jam as it tries to feed. HPBT SUBSONIC 20rds Sold Out I've been trying out a few different projectiles for 300blk, some feed fine in my gun some don't. Probably something to do with the ogive shape, and how close the load is to causing my rifle to be under gassed. Q's Honey Badger is the same length as an MP5SD. I've finally decided to post my experience with this rifle here and hopefully soon to the .300 blk out forum. Q's Honey Badger is still MP5-sized but it weighs less and can fire a capable rifle round. Special bolts were likewise a necessity due to the bigger case head size. Brand: American Tactical. I used trimmed and formed .223 brass. Looking at feeding and reliability issues with different combinations of ammunition , magazines , bcg , suppressor , buffer , spring & barrel length. Item Number: ATIGOMXKC300LTDDE. Sort By: Quick view. The 300 Blackout, on the other hand, launches a bullet that not only carries a significantly larger frontal area, the standard projectiles are approximately double the weight. I cast a lot of WW .38 Special and 45 ACP lead bullets in the past. 45. Sold Out View. the next step on your AR is to upgrade to a 300 Blackout upper, Ghost Uppers from ghost firearms. Here are some of the best new 300 BLK loadings currently on the market to rock in your new AR-platform carbine. #7. Rated 4.98 out of 5 $ 269.99 Add to cart. Find 300 Blackout Rifles for sale at Omaha Outdoors, the best online firearms and outdoor gear site. Sig Sauer 300 AAC Blackout 125gr OTM Elite Match Grade Ammunition 20rds - E300A1-20. Click here for user instructions for this and other products. The 7.62 Soviet's cartridge taper prevented reliable feeding in AR magazines and created wear on the bolt. Choose the lowest price from multiple warehouses. It moves almost 100 fps (feet per second) faster. My AR platform upper has a stainless 8.5 inch 1:8 twist barrel with a YHM Phantom suppressor. The beauty of the .300 Blackout (and the .300 Whisper that preceded it) is that it was designed from the outset to be utilized from a standard AR-15/M16 platform, so reliable feeding isn't a . lbf (1,840 J) The .300 AAC Blackout was designed to achieve energies similar to the 7.6239mm Soviet in an AR-15 platform while using standard AR magazines at their full capacity. Anybody. 300 Blackout, 300 Blackout, 300 Blackout, Gorilla TARGET, View Ammo By Caliber. 300 Blackout Ammo Common Uses & History The AR-15 platform can be adapted to fire a variety of calibers other than the original .223/5.56.One of the most widespread of these alternatives is the .300 AAC Blackout, also known as the 300 BLK and the 7.62x35mm. Their PA-15 Rifle in .300BLK pairs a 16 chrome-moly steel barrel with an ideal 1:8 twist, M4 barrel extension for reliable feeds, and a pistol-length gas system. 300 Blackout uses the same bolt carrier group (bcg), lower, and magazines as 5.56 NATO and 223 Remington, making it extremely easy to add a new caliber to your arsenal! RELATED: 14 Top 300 AAC Blackout Tactical Rifles. (See rifle calibers under other listing). Magpul PMAG 30B GEN M3 The Magpul PMAG 30B GEN M3 Offers a safer way to feed your 300 Blackout rifle View at Palmetto State $15.95 The Magpul GEN M3 is a go-to magazine in any caliber and their .300 BLK mag is no different. Shop DoubleStar 16in .300 Blackout Upper Complete, HBAR, M4 Feed Ramps, 1x8 Twist, Gas Block | Be The First To Review DoubleStar 16in .300 Blackout Upper Complete, HBAR, M4 Feed Ramps, 1x8 Twist, Gas Block + Free Shipping over $49. Add to Cart. $1,879.99. 300 blackout feeding problems 7.5 inch 300 blackout barrel for sale how to make a silencer for 300 blackout 300 blackout flash . Boolits are cast from COWW +~1%Sn and DT PC with HF Red. 300 blackout barrel extension is machined to match grade standards, with integral feed ramps and pre-drilled locator pin hole for fast, easy barrel installations. Want to shoot 110-grain .30-caliber bullets at 2,250 feet-per-second (fps) through a 10-inch barrel? Sold Out View. I have a 300 BLK AR-15 pistol that I built. Most of the AR15 uppers have the M4 feed ramps.i have never seen one with a 300 blackout feed ramp.would a barrel that has 300 blackout feed ramps.work on a reciever with M4 feed ramps?the BCA 6.5 Grendel barrel has 300 blackout feed ramps.then I have seen some other barrels have M4feed ramp. $15.99 ETS AR15 Magazine, 30 Round, with Coupler GEN2. The .300 AAC Blackout is likely the most versatile cartridge for the AR-15 platform. $279.00 $239.00. Duramag AR-15 .223 / 5.56mm / .300BLK 30-Round Aluminum Magazine (378) $10.99-$11.99 Bronze Pink Gold Blue; Magpul PMAG GEN M3 AR-15 .300 AAC Blackout 30-Round Magazine . Shop DoubleStar 7.5in .300 Blackout AR Pistol Upper Complete, HBAR, M4 Feed Ramps, 1x8 Twist | 10% Off Be The First To Review DoubleStar 7.5in .300 Blackout AR Pistol Upper Complete, HBAR, M4 Feed Ramps, 1x8 Twist + Free Shipping over $49. Remington 300 AAC Blackout Once you've taken the pressure off the stuck round (s) you'll need to rip out your magazine. 7.62x39mm - 7.62x39mm Russian. Regular price $46.26 4 yr. ago. American Tactical Omni Hybrid 300 Blackout Semi-Auto Rifle with Rogers Super Stoc. FDE Cerakote w/ Rogers Super Stoc and. Looking at feeding and reliability issues with different combinations of ammunition , magazines , bcg , suppressor , buffer , spring & barrel length. $569.00 $499.99. .300 Blackout Magazine Reviews 1. Buy, Sell, and Trade your Firearms and Gear. Besides the easy conversion between 5.56 and .300 BLK, the .300 BLK does a lot the 5.56 can't. First off, it's a very versatile load with projectiles weights ranging from 110 grains to 220 grains. Our proprietary face lug chamfer design will improve function and decrease jamming, due to fast cycling. Fully machined from 8620 steel after heat-treating to the perfect hardness, for optimal performance. But what about feeding your new 300 BLK beast. In Stock. In fact, almost every ammo manufacturer loading this relatively newborn wildcat is offering specialized loads for specific purposes. I want to get an LBT WFN or LFN (about 180 grain) bullet mold sized for this weapon. Sale. The FMJ bullet is a projectile consisting of a soft lead core encased in a copper shell. Unfortunately, this resulted in many issues. Bolt wont close on every round consistently and still on the last two rounds of a mag the bolt drags the round like its still short stroking. The twist rate will work well for subsonic and supersonic loadings alike and . just finished a 300blk upper assembly and already did a round of troubleshooting between NES, 300blk talk, and snipers hide. Item Number: 02-128-19153. What You Get With The M&P15 In .300 Blackout: Bolt and carrier are mil-spec and are given a matte-black finish. Qty: 300 AAC Blackout (300 BLK) 187gr Poly Tip Gemtech Subsonic Ammo Box (20rds) 300BLK-187 $21.99 $17.94. 300 AAC BLACKOUT 147gr FMJ-BT Match 20rds. A mystique surrounds the .300 BLK (AAC Blackout), and it overshadows this utility player's ability to deliver All-Star numbers in a variety of roles. Add to Wish List Add to Compare. 0 Back Close Firearms Shop All. 300 Blackout allows for shooting a large variety of grain weights and performs exceptionally with subsonic ammo and suppressors. 300 Blackout, AR platform, LBT wide meplat bullet feeding question I am new to the 300 AAC Blackout. Along with D&H's proprietary red . I cast a lot of WW .38 Special and 45 ACP lead bullets in the past. Nickelsville, VA. Jan 6, 2012. The .300 BLK has easily been the most successful new caliber in the last 20 years. 300 AAC BLACKOUT 220gr.