This unfortunately allows the 9MM bolt to travel further down the buffer tube than necessary. The BCG of this rifle is binding in the buffer tube every time I cock it (starts getting stuck around 1/2 - 2/3 of the way back) but when I put the upper from my nicer rifle on this lower, it doesn't bind so obliviously it isn't the buffer tube. but i thought i would post this as a detailed guide. Maybe a loose Gas Key holding it up? Specs: Mil-spec Carpenter No. check out the. You're currently reading page 1; Page 2; Page 3 . ORION TRAINING GROUP; Those pictures don't help. Had the gun been cleaned before it was put up? stock trigger has a heavy pull and even heavier . No wonder it is locking up. The BCG moves freely already. Yes. Stupid failure on my part, although I don't know that it would have changed anything. There might still be a problem with the problem rifle's lower receiver extension (a.k.a. Thanks so much for your helpful reply. The first attempt to remedy any stoppage of an AR-15 should be what those in the know call Immediate Action: "Tap, Rack, and Reassess.". Its always nice to exclude thing as being the problem . The general consensus is brute force. Any suggestions? About Us Policies Reviews How To. I currently have the lower fully assembled, upper receiver, bolt carrier group, and charging handle. 7.62 x 39mm Caliber Bolt Assembly Nitride $ 99.95 $ 69.95 SALE. Its an Anderson Lower, Pre-assembled anderson upper, rear take down goes in like normal, and the BCG does go freely into the upper. We carry Aero Precision, Toolcraft, Fail Zero and Spike's Tactical BCGs with Nickel Boron, Black Nitride, Ionbond DLC, Chrome/Magnesium Phosphate and Titanium Nitride-Gold finishes with M16 . I prefer a more professionally engineered solution that is simpler and has less parts. Courtesy Firearms History. Quote. I have yet to introduce this rifle to more rapid sequences of fire. Colt AR6951 Bolt Catch is the only dedicated 9MM Bolt Catch that I am familiar with.and know of. At this point in my life, I had thought that I had learned to always inspect new equipment before trying to use it. Any use of this content without express written consent is prohibited. Soaking wet. The method is pretty much specific to the M16/AR-15 platform, as most other semi or full auto military rifles have a steel bolt handle attached to the operating rod that can be beat open with a stick of wood, or kicked open with a combat boot heel. It will chamber a round alright, but takes a great amount of force to pull it back manually. $129.99. I have to tap it on the ground to get the buffer spring to push the . All AR-15 platform rifles have a Bolt Carrier that disassembles the same way.AR-15 Tools \u0026 Cleaning kits: https://amzn.to/3rzvOQdLearn to quickly and easily break down the bolt carrier and remove the extractor for cleaning.Firearms Legal Protection available for as little as $9.95/mo! I was function checking the movement of the bolt and thats when i ran into the problem. . Taking the lower off didn't change a thing, so the problem is definitely limited to the upper. I bashed the forward assist, but bolt is seized hard. mortaring your rifle fixes this type 4 malfunction that occurs in the AR15 weapon platform. 26 items . Or did you ever take the BCG apart? 276-BCG15 | Bear Creek Arsenal. When I manually pull the carrier all the way back (past the trigger "friction"), it sounds a . here is the album of photos, let me know if there are any others i should include: http://imgur.com/gallery/ezQxC. If your gonna let your gun get that dirty you must run it wet. !echo: don't have to mess around with buffer springs and trigger springs, a drop in unit, has a trigger lock where you can't out run the bolt. Perhaps it's the zoomed pic but that bcg looks like crap. Some thrifty and clever shooters have added spacers, five stacked quarters etc in their buttstock, added weights to their buffers and made modifications to the buffer to increase its overall length and weight. You have significant carrier movement prior to any unlocking/bolt rotation. Create an account to follow your favorite communities and start taking part in conversations. I was at the range today and had a FTE. High-quality AR15 Bolt Carrier Group (BCG) at Affordable Prices. Charging Handles Combos. A call to armalite confirmed this. Shop KAK AR-15 Lower Parts Kit | 10% Off 4. Ejects the spent cartridge after firing. Next. Because it's a nickel boron bcg, I was hoping this would be the magic solution that prevented me from having to lube anything. Took a few whacks. The bolt carrier is sticking out of the back of the upper receiver about 1/4". Lube those too. If you have any experience to offer send us a message. Use common sense. Pull the bolt back and rotate the cam pin 90-degrees. 6.5 Grendel Bolt Carrier Group . What else could it be? Insert the firing retainer pin (aka cotter pin). It'll likely serve you well afterwards. This over-travel condition allows the 9MM AR Bolt to travel too fast in the forward direction causing premature failure of the bolt catch. Unity Tactical Modlite ModButton Lite - Surefire/Modlite . When the thickness of five stacked quarters .345 is added to the length of the Colt 9mm buffer we conclude our 9mm buffer needs to be approximately 3.645 long! AR15.COM is the world's largest firearm community and is a gathering place for firearm enthusiasts of all types. $124.95 On sale: $114.95 Back Order. Re: help!!!! Let me ask you a question. EDIT: FIXED! And most people don't know how to lube an AR bolt carrier group. Compete against real players in the multiplayer racing. /r/ar15 is here for your favorite black gun links, build pics, questions and other tactical or practical information. Stuck Bolt Carrier Group. Instagram Facebook-f Youtube. Bet-your-life dependability is a non-negotiable prerequisite. Check the charging handle / channel, bcg / chamber if anything goofy. Sale. When i work the bolt via the charging handle, the bolt will get stuck in the buffer tube. Immediate Action: " Tap, Rack, and Reassess ". Absolutely. I have had military rifles where the part of the forward assist that actually contacts the bolt breaks and locks the bolt forward. I also oil liberally for the first 500 or so rounds. Suggestions? 227-GTBCG | Guntec. Than, lift the rifle up about 1 foot or so and bring it onto the ground with considerable force. Or you can try to force it forward from underneath the magwell. Sale. The 9MM AR platform requires some specialized rifle parts to function reliably and prolong longevity of the hardware. LANTAC 5.56/.223 M-SPEC Bolt Carrier Group - QPQ Black Nitride. The rifle shot fine, although I'm not so sure about myself. My AR's are wet inside. $290.99 On sale: $228.95 In Stock. You might want to pick up a cheap DS arms BCG just to have on hand. PSA 5.56 Phosphate MPI Full-Auto Bolt Carrier Group . In my opinion this is less than ideal. One new winner* is announced every week! [ARCHIVED THREAD] - What can cause a bolt to get stuck. When you took it apart, was the buffer spring staying in the buffer? Get rid of them. May 7, 2017. I had a broken decapping pin from a reloading die end up in my chamber once. Probably 2004 or older. Bolt Material: 9310 Steel Carrier Finish: Black Nitride That stupid bolt may be getting jammed into the chamber and locking it up. TLDR: Your rifles are fine. It cleared fine. I read the title (What can cause a bolt to get stuck?) I tried cycling it a few times and it never would seat. There may even be a live round in the chamber. It's a solid bolt carrier group, with a few upgrades over a true mil-spec bolt carrier group. Copyright 1996-2023 AR15.COM LLC. I use mid range reloads so I couldn't figure why it would be jammed.. Gun looks really dirty and dry as a popcorn fart to me, clean and lube it. Conclusion To prevent a 9MM AR Broken Bolt Catch select a 9mm AR buffer that is at least 3.600 inches long and weighs more than 5.5 ounces. 4 (100%) "Mortar" it. I believe my recoil spring is binding inside the bold carrier when I pull the charging handle all the way to the rear. Bash on the forward assist? I tried using the forward assist to seat it. Which in turn fires the bullet. JoeBob dun saved you $10.00! Service consists of a few blasts of Brake cleaner, a few pulls through with a boresnake, and a drop of lube everywhere the BCG gets shiny. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. 16" 5.56 / .223 1x7 GOVERNMENT 4150 CrMoV MELONITE NITRIDE BARREL - MID-LENGTH GAS. The BCG will also ensure proper lock up when the rifle is fully into battery so you do not want to cut corners here. Perfect for your next .308/.243/6.5 Creedmoor Rear Charging AR-10 build. Pull the Bolt back to extend it and turn the Cam Pin 90 degrees. This energy and velocity combined with the over travel condition of the bolt cause premature failure of the 9MM AR Bolt Catch. My rifles get some smoothing prior to shooting. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. Aero Precision 6.5 Grendel/6mm ARC Bolt Carrier Group, Complete - Black Nitride AR15/M16 Full Auto BCG. Choose wisely with AT3 Tactical. Add to Wish List Add to Compare. Contact who you purchased it from. Does the BCG move freely into the upper without the lower? The bolt carrier group is complete; before continuing lightly apply your oil/lube across the entire BCG but especially the contact . Anyway shot it Monday ran 60 rounds through it no problem. I dabbed a tiny bit of clp around the bolt, inside the carrier, where the rings are. Odin Works AR-15 6.5 Grendel Black Nitride Type 2 Bolt Carrier Group Usually Ships in 24 Hours MSRP: $149.00 . Only problem is now the bolt carrier is stuck back all the way and won't go forward. Best I can figure, it found its way into a magazine, then miraculously fully fed into the firing pin channel. Best AR-15 BCGs. Lo and behold, I loaded my first mag with three rounds to zero the gun in and, "click." Failure to fire. Check it out at this link:https://kydexowbholsters.com/firearms-legal-protection-costFirearms Legal Protection provides uncapped legal defense for members who use a firearm (or any legal weapon) in self-defense or the defense of others.If you found this video helpful and you would like to support the channel, please buy me a coffee! Platform: AR-10. 6.5 Type II Grendel Nitride Bolt Assembly $ 99.95 $ 69.95 SALE. Redirects gas produced from firing to perform other functions. Clean the barrel nut lugs. The Bolt Carrier Group (BCG) is an assembly made up of several individual parts that work in harmony to ensure your AR-pattern rifle functions properly. Press J to jump to the feed. Packaged Bolt Carrier Group Assembly w/ Logo . Step One: Complete AR15 Disassembly - Bolt Carrier Group. ATTN: Here is the link to a new higher quality and more informative video I made showing this technique and explaining what I think causes it, and how to keep the issue from happening again.https://youtu.be/S_wLVeBOJgII show how to use the mortar technique and simulate how my AR-15 bcg locked up with a round chambered and a bolt carrier group that wouldn't budge. Out of stock. Add to Wish List Add to Compare. Faxon 5.56/300 BLK Gunner Light Weight Bolt Carrier Group Nitride M16 Bolt Carrier Group AR15 BCG. Jones. Something wedged in there is your culprit and knowing what gives you an idea of what you are up against. 3. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. Take a pic of the rear of the bolt lugs. If you do that, remve the end plate slowly so the spring and detent for the take down pin doesn't come flying out. That would meen that chamber has never seen a steel case . $154.99 On sale: $144.14 In Stock. I have a Spike's NiB BCG that is well worn (second set of gas rings, extractor spring, o ring, and insert) and I am not meticulous when cleaning. Realized it when trying to join upper and lower receiver. Charpy C-Notch. It may not display this or other websites correctly. You are correct sir! MAS DEFENSE 12.62" NERO M-LOK FREE FLOAT - BLACK. The bolt should be centered properly. The bolt carrier group is responsible for the following 4 critical steps. You might not have noticed. Carpenter . Answer (1 of 8): Is an AR-15 .300 AAC Blackout bolt carrier group the same as a .223/5.56 BCG? Add to Wish List Add to Compare. How the bolt carrier group works In a normal AR-15 (note, not an AR-9) is when you fire a round, the gas will be redirected from the spent cartridge from the . You may have to lightly push on the FA, but you shouldn't have to jam on it to get into go into battery. Going back to the question of whether or not the upper from the problem rifle works fine with the non-problem lower, if it does, then the issue might be tolerance stacking. Sale. Well, I am sitting in front of the tv anyway doing nothing. Resetting the hammer in the lower receiver. I also tried forcing the BCG forward from the mag well, but again, seized hard and can't get the bolt to slide back into the BCG. The image below gives a nice breakdown of the parts in a typical BCG. LANTAC E-BCG Nickel Boron Enhanced Bolt Carrier Group EBCG (2) Sale. (with a live round in the chamberLOL. This over-travel condition allows the 9MM AR Bolt to travel too fast in the forward direction causing premature failure of the bolt catch. Well it sounds like the bolt is not wanting to rotate and unlock from the chamber. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. Also it caused other issues, like the bolt over-running the bolt catch on the last round. Take it apart and clean it real good then oil it back up and cycle it several times. Also, there are springs and pins that work with the . Usually they are older rifles and have probably seen more abuse than yours. Yes. You can leave almost the entire thing dry, as most of it doesn't touch anything. Thanks for the replies. This should be enough thrust of inertia to get the bolt carrier assembly to come forward. 406-304-8183 Login or Sign Up; 0. What BCG? 9MM AR Broken Bolt Stop | 9MM AR Broken Bolt Catch. This wouldn't be the first time I'm wrong but if possible try running your stick with a standard mil-spec/phosphate finish BCG and see what happens bro. BCA M16 Cut 5. I would really appreciate your support!https://www.buymeacoffee.com/dmonyerH Time Codes:0:00 Start with Bolt Carrier Group already removed from AR-15 rifle0:14 Remove the BCG Cotter Pin \u0026 Firing Pin0:29 Remove the bolt from the Carrier0:54 Remove the Extractor from the Bolt1:33 Reassembly of the AR-15 Bolt Carrier Group2:01 Check the Gas rings \u0026 Lubricate the Bolt3:20 Assemble the Bolt to the Carrier4:00 Reinstall the Firing Pin \u0026 Cotter PinThis video will show you every simple step and you will be a pro in no time! View Details Aero Precision AR-15 PRO Series Bolt Carrier Group (BCG) - Black Nitride . Toll-Free: +1-800-504-5897 Live Chat Help Center Check Order Status. Page. The bolt has seized inside the carrier in the forward/fully extended position. AR 10 Charging Handles Review. made via mim so some longevity issues may arise sometime in the future. Get rid of fancy BCG sand use a standard one. If you do that, remve the end plate slowly so the spring and detent for the take down pin doesn't come flying out. thanks for your reply. 9mm Nitride Hybrid Bolt Carrier Group for Glock & Colt AR15 mags $ 224.89 $ 119.00-20% Out of stock. The round (unfired) would eject but the bolt would not seat. White Label Armory 5.56 Bolt Carrier Group Billet Extractor Blue PVD M16 AR15 BCG . IN STOCK. Fortunately the solution and prevention are pretty easy. It seems there is a ridge in the inner channel and if the bolt is pushed too deep into the carrier, the gas rings stick on that channel. So I was shooting my AR last week, and it was functioning fine. I hadn't done much of anything since the previous day except to slide the bcg in and out of the chamber about twenty or thirty times really quickly to make sure they were moving and functioning fine. Not really a good habbit to be sticking stuff in there from the muzzle, but I'd make an exception. No AR15 build is complete without a high-grade Nickel Boron bolt carrier group - BCG . If your pretty sure you have a live round in there, I'd take it to he Armorer. $ 73.99 - $ 75.99. I was using Federal .223 FMJ rounds. Return the BCGs to their original rifle and swap the charging handles. The cause could be the result of one or more of the following: Excess accumulation of dirt or fouling in and around the bolt and . Reason One A 9MM AR Bolt is shorter than a milspec AR-15 Bolt Carrier Group. I'm assuming the problem is the BCG, but I don't get why it works on my nice ar but not on the cheapo ar. Or stuck on an empty chamber? This is often too short. Noteworthy AR 10 . I would never let any of my ARs look like that. Use a Flathead screwdriver in the middle of the circular cut out on the Handle and give it a tunk. Expand. Tensile strengths of 1550-1600 mpa, or 220,000-235,000 psi.