bolt carrier group getting stuck bolt carrier group getting stuck

This unfortunately allows the 9MM bolt to travel further down the buffer tube than necessary. [ARCHIVED THREAD] - What can cause a bolt to get stuck. AR-15 Nitride Bolt Carrier Group Mil-Spec. Grabbing onto a new round from the magazine and chambering it. The AR-15 bolt carrier group contains vital components for proper functioning of your firearm. The apparent problem is that the "problem" BCG is wider than standard and your "problem" rifle's upper (and probably lower receiver extension) is slightly smaller than average. most likely the cheap amazon prime sights thats killing your gun. Disassembly of my Sig p320 compact. Rating: 93%. I pretty much run a magazine, wet th bcg, wet, etc for a couple hundred rounds. Now if you look at the 9mm buffer specifications below you will notice that most 9mm AR buffers are longer than the Colt or RRA which are the traditional standards. 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! Return the BCGs to their original rifle and swap the charging handles. It is not stuck in battery. Buffer is what pushes the bolt carrier group into the cartridge. Sale. Perhaps it's the zoomed pic but that bcg looks like crap. When firing the bolt will get stuck in the chamber, in order to eject the casing I will have to grab the charging handle and bump the buttstock to dislodge it . Probably 2004 or older. 1. Charpy C-Notch. If you do that, remve the end plate slowly so the spring and detent for the take down pin doesn't come flying out. SALE PRICE: $89.99. Only $ 149.99. 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! Its an Anderson Lower, Pre-assembled anderson upper, rear take down goes in like normal, and the BCG does go freely into the upper. Last edited by Redbeardsong; 01-14-14 at 22:53 . Open the actions of both rifles and show pictures of the uppers from the rear, the lowers from the top, and the bolt carrier groups, as well as the charging handles--photograph the components from the top, as well as side profiles. It will chamber a round alright, but takes a great amount of force to pull it back manually. AT3 AR-15 Bolt Carrier Group - 5.56 NATO/.300 Blackout - Nickel Boron. Could be a combination of tight tolerances and baked on carbon. Add to Wish List Add to Compare. Yup, do the nosedive, either that or get a hacksaw.sounds like you might have gotten a pebble or something in there or possibly a dent in the buffer tubeor, maybe the little detent that keeps the buffer spring and buffer in the tube popped up somehow. (another big mistake) and the bolt and carrier is now stuck in the upper receiver. But there are A LOT of choices. 20 BA 6ARC barrel, 16 SLR Handguard (mlok), Odin Works 6ARC BCG, TriggerTech AR-15 Trigger. About Us Policies Reviews How To. Flat Dark Earth m16 FDE pvd ar15 bolt carrier group BCG $ 248.80 $ 199.80-43%. 99 Save up to 20% when you buy more Buy It Now Top Rated Plus. You are correct sir! and responded with an answer, because my bolt (well entire carrier really) did in fact get stuck in the open position due to the . I had a broken decapping pin from a reloading die end up in my chamber once. Immediate Action: " Tap, Rack, and Reassess ". Toolcraft Black Nitride .224 Valkyrie/6.8 SPC Bolt Carrier Group (AR15/M16)-MPI Tested This item is currently on order MSRP: $149.95 . Copyright Complaints: Please direct DMCA Takedown Notices to the registered agent: on the back side of the bolt (not the bcg), on the rounded/sloped part just behind the two c-rings where there's often a good amount of caked carbon on well used bolts, there was a solid deposit of fouling and copper. Regular Price $169.99 Special Price $89.99. And when this happened to me it ruined my day of shooting and did know how to fix the issue until later when I got back from shooting and looked up solutions on the internet and it took me many searches to find this method so I figured I would pay it forward and upload a video of my own to help other ar15 owners in case they need to ever perform this technique and get their rifle back to working order. Perhaps at least a little between the carrier and bolt, as well as a tiny bit in the star chamber near the lugs will help, at least until the rifle settles in a bit. 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. I read the title (What can cause a bolt to get stuck?) CMMG and Rock River Arms also offer 9MM AR specific bolt catches. JavaScript is disabled. Strangely enough, the problem BCG works perfectly in my personal AR. For a better experience, please enable JavaScript in your browser before proceeding. You must log in or register to reply here. Stuck Bolt Carrier Group. Allowing the firing pin to strike the primer on the chambered round. The quickest way to find problems with a weapon is to simply shoot it and shoot it a lot. I had a loose primer get into the cam slot once. A similar incident happened at the range last week and the guy had some debris stuck in the locking lugs. So I tried to lube it up but its still very rough and feels like there is a lot of friction going on. Re: help!!!! Charging Handles Combos. !2:14 My theories and speculation as to what causes this malfunction to happen2:51 Asking for viewers opinions on what causes this common malfunction3:20 IMPORTANT!! Up to this point in time, I've not had any problems achieving this with common milspec BCG parts. Or, You might have a burst shell casing that's hung up on the Bolt. Fortunately the solution and prevention are pretty easy. Well, after numerous attempts with a padded dowel, vice and hammer, ive had no luck. 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. PSA 5.56 Phosphate MPI Full-Auto Bolt Carrier Group . If you recoil spring feels week replace it with a Wolff XP or from another reputable manufacturer. Tensile strengths of 1550-1600 mpa, or 220,000-235,000 psi. Angstadt Arms Bolt Carrier Group - 9mm. Because it's a nickel boron bcg, I was hoping this would be the magic solution that prevented me from having to lube anything. i have a few thousand rounds on mine and no issues or deformation. Unfortunately it will take several weeks to have corrected. This combo is a gen 2 right side charging upper and BCG (patent pending), it includes an AR15 bolt carrier group (BCG), a right side charging bolt handle, a threaded receiver plug, and the bear creek arsenal AR 15 right side charging upper . The bcg should come right back. Once again look at the chart below and compare the Colt and RRA buffers to the other manufacturers listed. So far the drum stuff hasnt been that bad, course having Mike around to post updates & videos helped a ton. I run 'em wet (not stupid wet) anyhow. I still can't get the bolt carrier and bolt out of the upper. $289.95. Ejects the spent cartridge after firing. The Whisper was first based on the little .221 Fireball cartridge cas. Or stuck on an empty chamber? While pulling the charging handle, drive the buttstock into the ground being careful not to bend the charging handle. 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. I put it in the safe. Its an American Tactical upper and an 80% built lower. Next time a cartridge gets stuck in the chamber and will not eject learn how to "mortar" the rifle rather than have someone else hold the barrel. This over-travel condition allows the 9MM AR Bolt to travel too fast in the forward direction causing premature failure of the bolt catch. What BCG? Carrier Style: Standard. If your pretty sure you have a live round in there, I'd take it to he Armorer. I think I broke my gun. I am beyond OP's return dates. I use mostly Mobil 1 though about anything is better than nothing. Taking the lower off didn't change a thing, so the problem is definitely limited to the upper. Thanks so much for your helpful reply. You will receive an email every Friday morning featuring the latest chatter from the hottest topics, breaking news surrounding legislation, as well as exclusive deals only available to ARFCOM email subscribers. All AR-15 platform rifles ha. You dont need any tools to break down the bolt carrier group for detailed cleaning.Website Article: https://kydexowbholsters.com/how-to-disassemble-clean-an-ar-15-rifleFor detailed Ejector and Extractor Disassembly, go to: https://kydexowbholsters.com/how-to-disassemble-an-ar-15-bcg-bolt-carrier-groupLinks in this description are affiliate links to help support the channel. But the bolt carrier is all the way back. Now that your bolt is back so far, is it now stuck in the buffer? Insert the Cam Pin through the Bolt Carrier opening and into the Bolt so that the flat bar on top of the Cam Pin is inline with the Bolt Carrier. The bolt carrier is sticking out of the back of the upper receiver about 1/4". 9mm Nitride Hybrid Bolt Carrier Group for Glock & Colt AR15 mags $ 224.89 $ 119.00-20% Out of stock. The Blackout, dimensionally, is identical (for all intents and purposes) to the .300 Whisper, developed by J.D. Sounds like your buffer tube may not be threaded in far enough to keep the retainer pin from popping up, causing it to catch the bolt carrier when it goes past it. Does the round at all look deformed? S197 Gunny Sergeant Full Member Minuteman . If you have a standard stock, you can remove the upper buttplate screw and insert a small rod and tap the carrier forward. The bolt carrier group is responsible for the following 4 critical steps. Stupid failure on my part, although I don't know that it would have changed anything. Had the gun been cleaned before it was put up? The Bolt Carrier Group (BCG) on an AR-15 is the collection of components of the rifle or pistol that performs the following functions when the trigger is pulled: Fires the cartridge. The majority of weapon failures stem from issues with the bolt carrier group, and a good bolt carrier group can keep the failures to a . Insert the firing retainer pin (aka cotter pin). Took a few whacks. 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. Any suggestions? A different 9MM buffer is needed and possibly a higher quality buffer spring. Try this: swap BCGs, not uppers. I'm not sure. If that fails tap the Handle. Out of stock. and responded with an answer, because my bolt (well entire carrier really) did in fact get stuck in the open position due to the casing/ejection jam. My experience is that when a bolt locks up, with nothing in the chamber, it's always been a popped primer/anvil in there, and they often fly out when you jack it open. Ok, I am a total noobie. Maybe try a good hard hank on the Charging handle. Press J to jump to the feed. made via mim so some longevity issues may arise sometime in the future. Toughness of over 200 ft./lb. 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 kee. Blitzkrieg Components 9mm Hydraulic Buffer, Hahn Precision Pistol Cartridge Buffer 9mm Buffer, CMMG 9mm Heavy Buffer90CA9B4 - Length 0.000", Weight 5.3 Ounces, Yankee Hill Machine 9mm BufferYHM-925-A - Length 3.600", Weight 5.9 Ounces, Spikes Tactical ST-9X 9mm Buffer SLA009X - Length 3.700", Weight - 8.5 Ounces (No longer produced), Heavy Buffers 9Q Buffer - Length 0.000, Weight 8.5 Ounces (No longer published but much longer than the Colt 9mm buffer), Heavy Buffers 9QT Buffer - Length 0.000, Weight 12 Ounces (For SBR's and Full Auto) (See Above), New Frontier Armory 9mm Buffer - Length 0.000, Weight 8.0 Ounces, New Frontier Armory 9mm Buffer - Length 0.000, Weight 10.0 Ounces, VLTOR A5 H4 Heavy Buffer - Length 3.995, Weight 6.83 Ounces. And most people don't know how to lube an AR bolt carrier group. I like to see the BCG slide into battery and lock by it's own weight when released into the unistalled upper from anything more than a 45* muzzledown angle. 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. Copyright 1996-2023 AR15.COM LLC. Running it suppressed most of the time with minimal lube it still runs well. I put another fifty rounds or so through the gun. In your post i noticed you said you pulled the barrel and someone else pulled the charging handle. Do I need to remove the buttstock? May 7, 2017. LANTAC 5.56/.223 M-SPEC Bolt Carrier Group - QPQ Black Nitride. Your rifle is dry as a bone. AR15 5.56 Bolt Assembly Nickel Boron $ 109.95 $ 74.95 SALE. Contact who you purchased it from. The charging handle moves back and forth easily now. Use a quality recoil spring. Basically your gun stopped shooting, something doesnt fit or worst of all your gun experienced a hardware failure. 3. It houses your firing pin and extractor, which are the key components that make your firearm fire and cycle correctly. (What can cause a bolt to get stuck?) If all is well, I'd remove bcg 3-4 times, reinsert, etc. usmc to&e website; who makes solgw barrels. Toggle menu. Sharps Xtreme Performance Bolt Carrier Group (Successor to the Relia-bolt) stag ambi charging handle faxon 14.5 midlength pencil barrel Geissele MK8 SLR Sentry 7 Gemtech Trek . Not really a good habbit to be sticking stuff in there from the muzzle, but I'd make an exception. Centurion Arms Bolt Carrier Group Centurion Arms C4 Bolt Carrier Group was created with HP/MPI tested bolts and marked to give you the ultimate confidence in your weapon system. On my new rifle, I've been having an issue where the bolt carrier tends to get "stuck" or locks back. Compete against real players in the multiplayer racing. View as Grid List. Out of stock. The issue is the bolt won't move inside the BCG, and therefore won't go into battery . $98.99. 1,592. . AR15.COM is the world's largest firearm community and is a gathering place for firearm enthusiasts of all types. If your gonna let your gun get that dirty you must run it wet. See if they are willing to fix it to make it right (don't know if he guarantees his work). See if there's any damage to the 45 degree relief cuts. 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. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. Re your edit - ha! Sale. Odin Works AR-15 6.5 Grendel Black Nitride Type 2 Bolt Carrier Group Usually Ships in 24 Hours MSRP: $149.00 . The case wound up being stuck in the chamber (it didn't burst or anything, but was stuck in there pretty good). The 9MM AR platform requires some specialized rifle parts to function reliably and prolong longevity of the hardware. B2-K630-A001-0P. You will be able to leave a comment after signing in, AR15Armory.com In a quick powerful motion shove the rifle forward and hang on causing it to come to a sudden stop. No AR15 build is complete without a high-grade Nickel Boron bolt carrier group - BCG . View Details Angstadt Arms 9mm Bolt Carrier Assembly $290.99 On sale: $228.95 In Stock. It is surprising sometimes how stiff a new BCG can be. Its always nice to exclude thing as being the problem . That's really dirty. Did you run polymer coated ammo by any chance? BCA's Bolt carrier groups are MPI inspected. JoeBob dun saved you $10.00! Press question mark to learn the rest of the keyboard shortcuts. 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! My OCD wants to grab a complete SOLGW upper and run so it all matches but I'm also very intrigued by the non-gi continuous barrel tapers like the BA hanson or criterion core types. Solution Part One The Colt 9mm buffer is 3.300 long. You can also check: Best Budget AR 10 Barrels. All Rights Reserved. Stuck with this junk unless I can convince Faxon to fix it. Use common sense. Picture of chamber and bolt face would help. Maybe a loose Gas Key holding it up? Hey All, New to the AK world so please excuse the lack of knowledge. Well, despite my shoulder, I went to the range yesterday. K. ken4570tc in WY Gunny Sergeant. If the BCG is that far back it shouldn't be too hung up. Unfortunately though sometimes the best researched plans do not uncover shortcomings of the AR and in this case the 9MM AR. Answer (1 of 8): Is an AR-15 .300 AAC Blackout bolt carrier group the same as a .223/5.56 BCG? TLDR: Your rifles are fine. Just get one of the Brownells 308AR Bolt Carrier Groups, if you're stuck. Was able to unstick the bolt carrier and the other good news is no round in the chamber. stock trigger has a heavy pull and even heavier . "Rack" pull the charging handle of your AR-15 back swiftly with ample force and release it . I bought one with a nickel boron bcg thinking that I wouldn't run into too many issues with cleaning, dirty loads, etc. Those pictures don't help. Best AR-15 BCGs. 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. Take it apart and clean it real good then oil it back up and cycle it several times. At most, I shot three three-shot groups in two minutes. Use a Flathead screwdriver in the middle of the circular cut out on the Handle and give it a tunk. Then point the muzzle straight up and rap the butt sharply on the ground. The bolt carrier group is the heart of any AR10/AR15/M4/M16 type rifle, carbine or AR pistol. COMPANY. It might not be square. The purpose of the special 9MM Catch is to allow the bolt hold open feature to function with the Colt 32 Round magazines, their clones and modified UZI magazines. When you install it, youll slide it into place through the rear of the receiver until it locks into place. Sometimes if the cotter pin is put in wrong it can catch. Installed the safe door with 4 guys lifting it up as it weighs 500 pounds. thanks for your reply. 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! buffer tube), or threaded tail of the lower receiver where the receiver extension screws in. Pros: Looks great; Cons: Out of tolerance/no QA; Best Used for: Door . So there's a direct relationship between the buffer and the bolt. I would never let any of my ARs look like that. The issue is the bolt won't move inside the BCG, and therefore won't go into battery enough for the BCG to clear the buffer tube enough to separate the upper and lower. 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. That bolt is encrusted and the chamber is filthy. The two bolts Sharps supplied were in DLC (Black) and NiB-X Silver coating and boast the following manufacturer specs. Have you pushed the front take-down pin out also? Bash on the forward assist? $124.95 On sale: $114.95 Back Order. Like really difficult? don't worry, you can't break it. If the bolt carrier from the problem rifle binds in the non-problem rifle, the bolt carrier from the problem rifle might actually be the problem. The bolt carrier and Bolt would not fully seat. This will allow your AR15 upper to pivot forward from your . I did it last weekend. mortaring your rifle fixes this type 4 malfunction that occurs in the AR15 weapon platform. *Must have a registered ARFCOM account to win. Page. I know, dumb as he.. and not paying attention. Without going into too much detail, when you fire your rifle, gas moves from the barrel up through the gas tube and back into the gas key. It cleared fine. LANTAC 223/5.56 E-BCG Full Auto Style Bolt Carrier Group - Nickel Boron. Also the charging handle lever, rails, and CH race in the upper. This is not a break in issue. I have to tap it on the ground to get the buffer spring to push the . I was using Federal .223 FMJ rounds. Resetting the hammer in the lower receiver. Toll-Free: +1-800-504-5897 Live Chat Help Center Check Order Status. 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 . Do this a couple times and it should free your BCG up. How new is everything, could be just tight because of being new parts needing to work into each other, or possible the bolt was not rotating correctly, make sure and take the bolt control group apart and check everything. Now that the kinks seem to be worked out, I'm hoping to test the reliability of this nickel boron bolt to see if it really runs dirty as all the manufacturers claim. The AR-15 bolt carrier group, or BCG, is a critical and often misunderstood piece of the AR-15/M16 upper receiver. (never heard this term before today), but slamming the butt into the ground to get the bolt carrier unstuck seems like something to be done only when other people are shooting at you! A call to armalite confirmed this. I tried using the forward assist to seat it. Is this a complete lower (hammer, trigger installed)? Add to Cart. Back to old site If there is anything in your cart, it will not be brought over to the old site. Did I totally screw it up? "Tap" your magazine to be sure it is properly seated. I've had the same situation happen to me once before and it turned out that the round had a slight bulge around it's base. Search. This should be enough thrust of inertia to get the bolt carrier assembly to come forward. Does a normal at carrier work good in it. Reason Two The blow back nature of the 9MM AR recoil system provides the 9MM bolt with some serious energy and velocity. Yes, maybe not the best way to treat your rifle during peace time, but still a handy method to practice and know in a pinch. Best I can figure, it found its way into a magazine, then miraculously fully fed into the firing pin channel. . Specifications: Brand: Bear Creek Arsenal. Out of stock. Well it sounds like the bolt is not wanting to rotate and unlock from the chamber. Just bought a AR15 carbine on sunday. I do not run "wet" and rarely clean with less than 500 rounds fired since the last clean/lube. 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. You might not have noticed. This energy and velocity combined with the over travel condition of the bolt cause premature failure of the 9MM AR Bolt Catch. If you are looking for a bolt carrier group for sale, Surplus Ammo has what you need. I dabbed a tiny bit of clp around the bolt, inside the carrier, where the rings are. Or you can try to force it forward from underneath the magwell. When I let the BCG go forward, won't go into battery enough for the BCG to clear the buffer tube.