Fig. If someone can answer that, I'd appreciate it. Replace the empty magazine with a new 10 round magazine and let it click into place. The main concern is the failure to feed. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. It's a precaution against folks who like to cause trouble immediately after joining up. That said, there is a reason that there are generations of these magazines. 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. How do I make the install permanent for use in states such as. So, I marked it and I'm gonna keep running it through to see if it happens anymore. PMAG "bolt catch interference" Issue with LMT MWS Can anyone offer insight to the cause of or solution to these problems? Sounds like the pmag is riding a little high and rubbing the bottom of the carrier a bit. His mags didn't ride the bolt catch up so we tried them out. Professional. Scan this QR code to download the app now. Try tightening the mag catch an extra turn. Next up is damage to the SCAR. Using PMAGs can actually do irreparable damage to an FN SCAR rifle. I just don't know why my friend has witness marks on his pmags after use in my Scar 16s. i have my pmags and i am just noticing a problemtried it out on 3 seperate lowers all of them have the same problem: http://img.photobucket.com/albums/v488/derek45/AR/IMGP5612.jpg, the tip of the bolt catch that is supposed to be actuated by the back end of the magazine follower is missing the follower and end up not catching the bolt once the mag is empty. Operation of any AR MAGLOCK products outside the standard method of operation or its original intended use may cause non-compliance to laws / regulations, and injury or death. Always use the firearm and AR MAGLOCK products as designed, engineered and intended for use. Coil bind on the spring? Getting the Magpul PMAG to work with regular bolt catch Check all your mags, especially PMAGS, but check all mags!! New production Colt-pattern U.S. GI mags are four to five dollars cheaper than generation three PMAGs. Would anyone be willing to measure and report their heights from the top of the lower to the top of a cartridge case head? For a better experience, please enable JavaScript in your browser before proceeding. Seen here is a few examples of when a PMAG has to be manually removed: a problem that isnt present most of the time with plain old aluminum magazines. This solution will meet some states permanence requirements. When I release the bolt, the back end of the follower is sticking up, and the bolt will strip the follower right out of the top of the magazine if I let it go. I inspected my mags after I received my order and that's when I saw the bolt catch was up and went wtf face palm*. UPDATE: After seeing these pictures, I checked my factory mag. The problem apears to be that the mag follower tab does not protrude out the back of the mag far enough, the follower wants to ride more . PMag Not Locking Bolt Catch : ar15 JavaScript is disabled. Let every feeble rumor shake your hearts! Personally I wouldn't shoot it until you've got this issue corrected. Loading magazines at home means more shooting time at the range. Is it the length of the plunger? I realized you can fix this by filing or dremeling off some material on the rear of the mag body, or by using whatever generation of magazine they implemented to fix this, or you could just arrive at my next point and save four or five dollars more by purchasing a GI mag. Cookie Notice At the moment just keep posting as usual, the edit feature will become available. We STRONGLY encourage all users to ONLY run premium ammunition through their firearm at all times. Pics to follow. It was initially 0.323 deep. Measure the depth of the hole, first. I thought about a low mag catch (the machining of it) very first, based on your info, but I wanted to know about that mag catch's internal parts first. It's brand new so it couldn't be anything crazy like the gas block. The table shows the measurements of several magazines and the left or right cartridge. Because of the cost difference, weight, compatibility issues, and not dropping free in many platforms, Ill stick with what I know works. .661 from top of receiver to top of mag catch inside magwell. Close the receivers back together and re-engage the rear takedown pin. Also don't buy anything from Beavercreek Armory in Hillsboro, Oregon as they screwed me over with this poorly built, out of spec rifle. magpul pmag milspec bolt catch problem : r/ar15 The plunger and compressed spring are 0.490. My Colt LE6920 bolt is not locking back when the last round is fired nor when I insert an empty magpul pmag magazine. I didn't include that aspectbecause the bolt easily clears the bolt catch (figure 4) so I didn't want to throw in a red herring andconfuse the issue. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The bolt catch rides up but not on the black polymer part of the mag, but the follower. Also, since the follower rides too high the pmags I used made a dent in the follower from the bolt. Privacy Policy. Just checked all of mine, I'm not sure how HC's ended up with a witness mark where it's at. Suggestions? Gonna remove the anodizing, but making omelets requires the breaking of eggs; so. 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). 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). But if you're having this problem just take the flat of a knife blade and, holding the blade perpendicular to the magazine body, scrape a little bit of the plastic away until your bolt latch has free travel. The edit feature will become available to you with just a few more posts on the forum. Hope this helps. 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). the tip of the bolt catch that is supposed to be actuated by the back end of the magazine follower is missing the follower and end up not catching the bolt once the mag is empty i have a gen 3 pmag without the window and its kind of frustrating. How is it though that my. Try manually locking it back a dozen or so times then checking for any wear streaks on the top of the magazine feed lips. I read through the threads dealing with this issue. P-Mag Follower and Bolt Catch Engagement *Issue Resolved! Like CPT stated, it's supposed to raise it some and technically it can only go so far before the BCR bottoms out. Before that would be a solution - you need tocheck how much further into the upper receiver that your magazine will go. Ar10 bolt jamming up on PMag/mag release | Northwest Firearms I will lock back, but requires a strong pull, instead of the gentle slide fully to the rear with aluminum or steel. NEW PRICING: All products have been reduced 10%! They all functioned fine. 7: Bolt catch fully extended, plunger removed = 0.443, Fig. Depending on the rear takedown pin you are using either pull the pin (Tacticool pin) or actuate the pin to disengage the receivers (KingPin & Hyperswitch). AR15.COM is the world's largest firearm community and is a gathering place for firearm enthusiasts of all types. I'll try and grab my camera. It's not the bolt catch, itself, obviously. 6: Bolt catch fully extended = 0.359, Fig. The ones I used were my friends and I checked the bolt catch before I shot. 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. 3: Magazine feed lips height = 0.446, Fig. You are using an out of date browser. Really appreciate your thorough pictures provided, that's an excellent way to provide data on your issues. Bolt Catch issues w/ Pmags + few questions - AR15.COM If you use PMAGS with your SCAR, READ THIS! - AR15.COM Again, kids running with scissors did this to us. Switch the Safety selector to 'Safe'. Then collapse that spring ON the plunger, to coil bind, and measure the OAL of both (with spring in coil bind). All Rights Reserved. Iiiiffffff I owned one of those evil black rifles , I might buy the Hexmag brand when they went on sale for $6.95 ea. I am having no problems with Gen 2 or Gen 3 Pmags in a variety of lowers using mil-spec mag and bolt catches, which are also from a variety of suppliers. P-Mag Follower and Bolt Catch Engagement *Issue Resolved!* The plunger hole was too shallow but even after deepening it, the catch still isn't pushedup high enough because the magazine follower is too low. This is one of my pistols. By If so, it might be worth trying another batch of pmags in case it's just a mold variation. Come join the discussion about optics, modifications, gunsmithing, styles, reviews, accessories, classifieds, and more! I personally dont see why I would spend an extra five bucks for magazines that wont drop free in all my guns, may or may not be compatible with new and upcoming guns, and my next point: wont fit in all my guns. Of course, this is just my opinion, based on my personal experiences, and your mileage may vary. Definitely try another couple magazines, including one from another manufacturer. We have heard reports these malfunctions often happened with Wolf, Tula, and Brown Bear ammo. Please refer to our installation videos and the instructions on your packaging. Seamac, did you have to modify the black polymer on the mag? Talyn said: Pmag VS Hexmag. Some people used a 9mm bolt catch, others shaved out the bolt catch area on the mag itself. After installation of the ARMagLock the button is. This is. New firearms are designed around common Colt-pattern mags, and Magpul has to keep accommodating new designs with generational changes, or new offerings altogether, like they did with the EMAG. Also, we'll be happy to correct or delete anything if you point it out to us in the meantime. Your enemies, with nodding of their plumes, fan you into despair! View attachment 25288. Could use some advice, being this is a problem on MANY ARs, not just the M&P's. That one issue, right there, because in the previous pics, that bolt catch isn't sticking up enough to reliably get that bolt face every time. That should tell you what's going on. 8: Bolt Carrier to upper receiver = 0.283. After depletion of your 10 round magazine, you must hit the bolt catch release to bring the bolt 'home'. Magpul needs to tweak their mold a bit before they make the claims they do. What corresponding dimensions do you have? Why not just ditch the PMags? The bolt catch problem can be solved by drilling the plunger hole deeper but I'd first like to solve the feed problem. Maybe after Magpul completes their move they'll address some of their mold issues, 'til then it's best to check. I don't know if this is an indication of another problem being that the bolt catch is too far left. Upload or insert images from URL. The gun will feed rounds from the PMAGs no problem. But with firearms, there really is seldom a one size fits all option for, well, anything. The problem apears to be that the mag follower tab does not protrude out the back of the mag far enough, the follower wants to ride more forward in the mag body, and the end of the catch tab is not lifted upwards to active the catch. No need to answer that last question. One new winner* is announced every week! A new one can be sent upon request. Also if you rest your gun on the mag when you shoot (by the way don't do this) it will shove most mags including FN factory ones. Very carefully and pay attention to how the bolt catch actually works, if you did you should figured it out almost immediately. Thanks for this HC, I'm going to inspect my Gen 3's to see if mine have the same witness marks. I included a pic of the mag fully inserted, then a mag with the follower pushed down to the point of where the bolt catch stays flat. Your link has been automatically embedded. A friend with a lower that started at 80% also had the same problem as I do and fixed his by shifting his mag catch up 0.050". The plunger hole on this 80% lower was supposed to have already been finished. Not trying to be a dick, but can you summarize in one sentence what the rifle is NOT doing? 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. Mar 3, 2022. It knows when youre cheating..like Santa. Insert the steel DPMS mag and lock the bolt back and look through the ejection port and note how much of the bolt face the bolt catch covers. Could i just have faulty mags? 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. TFB Review: Over 1,000 Rounds With The Springfield Hellion Support - AR MAGLOCK - Fixed Magazine Lock & Release Kit I wish I could edit the original post to correct this. The mags cause the bolt catch to rise ever so slightly and drag on the bolt lugs, which results in significant damage over time. The bolt catch on the AR platform is directly in the center of the mag, so the shape of the notch doesn't matter on the AR, but on the SCAR, the bolt catch is offset slightly to the left. For a while you only had so long to make the edit and then never again. I dont readily know of a solution to the feed problem but I dont want to alter magazines to compensate for a receiver flaw. Continue until the upper lip is flush with the upper receiver when closed. :??? Guide to modifying .308 Gen3 P-Mags to work in DPMS G2 I sent an email toDaytona Tactical support telling that themagazine catch hole is0.049 too low compared to others I've seen drawings of and am awaiting their response. Bolt Catch issues w/ Pmags + Advice Needed - AR15.COM We have also seen similar malfunctions in a sandy environment using military spec ammo with a dirty, gummed up weapon. *Must have a registered ARFCOM account to win. The bolt can still be removed by grinding but will no longer be usable. PMAGs are pretty notorious for not wanting to work in various platforms, including guns like the HK-416 and M27-IAR. The plunger and compressed spring are 0.490. Anyone else having problems with the 15/30. Mick 1 month later. NEVER use this product outside the standard method of operation as it will cause the rifle to no longer be in compliance and you risk arrest. Magpul Pmag Bolt Hold Open Problem - YouTube 0:00 / 7:05 Magpul Pmag Bolt Hold Open Problem It's A Gun Thing 24 subscribers Subscribe 143 16K views 3 years ago Does your bolt on a. Fig. They are not as likely to happen with premium ammo yet the chance is still there. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. I deepened the hole to 0.480. [ARCHIVED THREAD] - Bolt Catch issues w/ Pmags + few questions, https://www.triggershims.com/ar_15_shims.html. *Must have a registered ARFCOM account to win. the bolt catch tooth begins at the center of the follower then teeters towardthe edge until it drops off. Copyright 1996-2023 AR15.COM LLC. My Pmag20 wont last round bolt hold open and fails to feed 10% of the
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