Getting the Magpul PMAG to work with regular bolt catch Please refer to our installation videos and the instructions on your packaging. I dont readily know of a solution to the feed problem but I dont want to alter magazines to compensate for a receiver flaw. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Lastly, not only are PMAGs more expensive than the alternative, but also heavier. 7: Bolt catch fully extended, plunger removed = 0.443, Fig. Crap! From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. The cause could be one of the following: Bolt catch assembly is too far away from the back of magazine well Finger on bolt catch is too short Slight slop (looseness) on magazine, or magazine faceplate Correction to original post: If the solution to the feed problem involves a modification to the upper or lower, Ill test the bolt catch and take another measurement as shown in figure 6 (not figure 5). His problem is that the front tab of the bolt catch is not engaging on the follower of the PMAG, so the bolt won't hold open on the last round. Here's a pic of the wear on the bolt catch caused by this: Here's the OEM mag (left) compared to the PMAG (right). Because both symptoms exist, it seems that the components within each receiver may be too far from each other which leads me to suspect that the interface between the upper or lower is too thick. Because of the cost difference, weight, compatibility issues, and not dropping free in many platforms, Ill stick with what I know works. The plunger and compressed spring are 0.490. Operation of an AR-15 without the receivers / action fully closed may result in serious injuries or death. I have a DPMS pattern LR-308 under construction that has a failure to feed and fails to catch the bolt on an empty magazine. Your enemies, with nodding of their plumes, fan you into despair! Could i just have faulty mags? 3: Magazine feed lips height = 0.446, Fig. I dont have another LR-308 with which to compare my measurements so I dont know which dimensions are problematic. What changed? Sorry, I see the bolt is hitting the follower i could not see that at first.. Not sure if I understand the problem correctly, but I thought the bolt catch is SUPPOSED to ride up on the follower? The problem is interference between the bottom edge of the rear wall of the mag well and a ridge running horizontally across the PMag spine. I liken this to a person who lives in an urban area with an office job, assuming that nobody needs anything more than a Toyota Camry, while overlooking the fact that some people need things such as towing capacity, off-road capability, or more seats for a larger family. Repeat for the P-mags and note any difference. All it takes is one out of spec cartridge that the extractor fails to grab leaving the cartridge behind in the chamber, going back then forward and pushing a fresh round against the cartridge left behind and you have the dreaded double feed where everything locks up. [ARCHIVED THREAD] - Bolt Catch issues w/ Pmags + few questions, https://www.triggershims.com/ar_15_shims.html. Using PMAGs can actually do irreparable damage to an FN SCAR rifle. : "Watch what people are cynical about, and one can often discover what they lack.". The P-mags always functioned. I do need to know the correct distance of the top of the mag catch to the top of the lower as in figure 10 by using a depth gauge. Special thanks to Ventura Munitions for helping us out with the cost of ammo, and a special thank you to you all for watching. It's a whole lot of details. While the weight difference may not seem like much to a civilian shooter who packs up his shiny, clean competition rifle into his Pelican case and totes it to and from the range in the family truckster, you hear about things like guys cutting toothbrushes in half to save weight in the military. Replace the empty magazine with a new 10 round magazine and let it click into place. These same parts are available from other vendors. Display as a link instead, Also, PMAGs had trouble fitting in firearms like the British SA-80/L-85, and will not fit in the FN FS-2000 without the user modifying the weapon by removing a component that serves to seal the weapon from dirt and debris. AR10 bolt catch issues : r/AR10 6: Bolt catch fully extended = 0.359, Fig. The mag on the left is the metal 10 round mag, the two to the right are Pmags. 10: Top of lower receiver to top of magazine catch = 0.696, Fig. How is it though that my. 10: Top of lower receiver to top of magazine release = 0.696, Fig. The BC looks the same so this is a non issue. Yours is 0.6640" for a difference of 0.028" which isn't as much as I expected based on drawings which is 0.049". We are all guilty of doing this, in one way or another. [ARCHIVED THREAD] - Another P-Mag bolt catch issue. After depletion of your 10 round magazine, you must hit the bolt catch release to bring the bolt home. If you have something major to change a quick PM to a mod will get it fixed for ya. I read through the threads dealing with this issue. It may not display this or other websites correctly. I wish I could edit the original post to correct this. https://www.luth-ar.com/product/buffer-tube-spring-assembly-kit-308/, Bolt catch is from a TacFire .308 AR Lower Parts Kit (not for an AR-15). It may not display this or other websites correctly. The mags cause the bolt catch to rise ever so slightly and drag on the bolt lugs, which results in significant damage over time. Maybe it's raising it too much, but a locked bolt is a locked bolt. They are not as likely to happen with premium ammo yet the chance is still there. I get asked a lot why, in almost all of my reviews or videos, I use good old-fashioned U.S. GI steel magazines in lieu of Magpul PMAGs, a popular alternative that most shooters these days are familiar with. His mags didn't ride the bolt catch up so we tried them out. Also, we'll be happy to correct or delete anything if you point it out to us in the meantime. The metal Mag that came with my Stag worked fine however. The mag doesn't need to come up so far as to cause this condition but the bolt catch tooth begins at the center of the follower then teeters towardthe edge until it drops off. We STRONGLY encourage all users to ONLY run premium ammunition through their firearm at all times. The bolt can still be removed by grinding but will no longer be usable. Iiiiffffff I owned one of those evil black rifles , I might buy the Hexmag brand when they went on sale for $6.95 ea. This will allow for easy removal of the magazine . the bolt catch tooth begins at the center of the follower then teeters towardthe edge until it drops off. It was initially 0.323 deep. A new one can be sent upon request. Definitely try another couple magazines, including one from another manufacturer. PSA PA-10 Magazines, quick question. | Sniper's Hide Forum Again, kids running with scissors did this to us. 80% ar-10 bolt jammed m5e1 pmag stuck 1 2 Next Mk3Mstr6Mchne0 Atlington, Washington Messages 12 Reactions 28 Apr 30, 2019 #1 this is kind of hard to explain, I am also pretty experienced with the AR platform, my M5e1 upper is assembled on an 80% lower. This is. I had that issue with a couple Lancer mags, ended up replacing that bolt catch when it broke with a Sig 716 bolt catch and now the one Lancer mag I saved that had the issue works in that rifle. Hey, everyone. The edit feature will become available to you with just a few more posts on the forum. NEVER attempt to cycle the bolt carrier group (manually or otherwise) or fire a round with the action open (receivers separated), as this may cause serious injury or death AND potentially make your rifle non-compliant with laws and regulations! The plunger and compressed spring are 0.490. The Fora platform includes forum software by XenForo. It is tight getting the depth gauge to the lower so the caliper may need to be slightly rotated but not in a direction that will affect the height measurement. Pmag Problem | Northeastshooters.com Forums Some rifles are just finicky. These two pics right here, and the height difference. Again, though, I would like to recognize that PMAGs are a quality product and Magpul is very receptive to user feedback. So, for people who only have AR-15s and only shoot AR-15s, its easy to get tunnel vision and just assume that PMAGs are the greatest, and the end-all, be-all answer for all shooters, while overlooking the needs of other people. 16s and pmag Gen 3 problems!! | FN Herstal Firearms This is one of my pistols. Of course, this is just my opinion, based on my personal experiences, and your mileage may vary. Just checked all of mine, I'm not sure how HC's ended up with a witness mark where it's at. UPDATE: after tinkering with it, Ive noticed it only happens on 30 round mags. Alex is a Senior Writer for The Firearm Blog and Director of TFBTV. Continue until the upper lip is flush with the upper receiver when closed. PMAG feeding problem, jamming on chamber face After depletion of your 10 round magazine, you must hit the bolt catch release to bring the bolt 'home'. Hexmag for 260rem and pmag for 6.5creed. We have heard reports these malfunctions often happened with Wolf, Tula, and Brown Bear ammo. Another P-Mag bolt catch issue? - AR15.COM Have the power still to banish your defenders; till at length your ignorance, which finds not till it feels, making but reservation of yourselves, still your own foes, deliver you, as most abated captives to some nation that won you without blows!". Indeed, if could be too low, and we have a HELL of a thread here on that very issue. UPDATE: After seeing these pictures, I checked my factory mag. A: Some states require the compliance solution be made permanent. To clear, get the bolt to move back by removing the floor plate of the magazine, remove the spring and follower followed by the rounds in the magazine and the 2nd round should drop out. This is not the case with PMAGs in many platforms. Why not just ditch the PMags? When someone mentions must-have magazines for the AR platform, many shooters immediately think of Pmag Vs Hexmag. If you have an account, sign in now to post with your account. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Support - AR MAGLOCK - Fixed Magazine Lock & Release Kit and our Mick 1 month later. TNVC/NGI Giveaway: 15 winners with over $7000 worth of prizes!! /r/ar15 is here for your favorite black gun links, build pics, questions and other tactical or practical information. The Magpul PMAG is a great, well designed magazine that many people like and use in various rifles around the world, but over the years I have discovered that they are not the best option for me personally. Morality is nothing more than expressions of people's personal taste/ Right? JavaScript is disabled. Maybe after Magpul completes their move they'll address some of their mold issues, 'til then it's best to check. Loctite (red) or epoxy the Allen bolt into the standoff (threaded barrel tube), and lightly drilling the bolt head facets with a 1/8 drill bit until the socket teeth are rounded. Powered by Invision Community, Problems with failure to feed AND failure to catch bolt. I like the idea that I can accomplish a speedy reload by pressing a button and kicking a magazine out. Close the receivers back together and re-engage the rear takedown pin. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. AR platform is new to me, and I hope I don't upset anyone here because I am a noob when it comes to ARs. Ar10 bolt jamming up on PMag/mag release | Northwest Firearms Excellent work with the pics and details. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. They are reliable, well-constructed, and produced by a company that has a great reputation.
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