The problem is pretty simple, the magazine's follower is failing to raise the bolt catch. You cannot paste images directly. Could i just have faulty mags? The table shows the measurements of several magazines and the left or right cartridge. The BC looks the same so this is a non issue. Your link has been automatically embedded. For me I had to shave off small pieces of the mag to make the bolt catch itself latch. Checking mine now! 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. PMAG Problems Centerfire Rifles - Semiautomatic or Gas Operated I can manually push the catch tab in to raise the catch higher. 10: Top of lower receiver to top of magazine catch = 0.696, Fig. I will lock back, but requires a strong pull, instead of the gentle slide fully to the rear with aluminum or steel. The follower I wouldn't think should have witness marks on it though. I'd like to get measurements with lowers that did not start as an 80% because there have been reports of80% lowers having the same problem as mine. 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. The plunger hole was too shallow but even after deepening it, the bolt catch still isn't pushedup high enough because the magazine follower is too low. How can I make my rifle more reliable with PMags? 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. 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. Problem: 30 round Pmag follower doesn't catch on the front lip of the bolt catch. Additionally, unsafe and unintended methods of operation of the FIREARM may also cause non-compliance. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. *Must have a registered ARFCOM account to win. I deepened the hole to 0.480. By Indeed, if could be too low, and we have a HELL of a thread here on that very issue. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. TNVC/NGI Giveaway: 15 winners with over $7000 worth of prizes!! We have heard reports these malfunctions often happened with Wolf, Tula, and Brown Bear ammo. : "Watch what people are cynical about, and one can often discover what they lack.". 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. The Fix: 1.) Well, there are several reasons for this. Open the receivers to the maximum limit of the pin capabilities. 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*. Re: Magpul PMag issues. The max difference is 0.030".The real problem is where the mag catch hole is in the lower. These two pics right here, and the height difference. Morality is nothing more than expressions of people's personal taste/ Right? I'm sure someone here can find that thread on the mag catch heights. Lastly, not only are PMAGs more expensive than the alternative, but also heavier. Upload or insert images from URL. 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". 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. Magpul needs to tweak their mold a bit before they make the claims they do. There were no ammunition-related issues during the review. Mine seem to be fine after trimming of course. Could use some advice, being this is a problem on MANY ARs, not just the M&P's. I wish I could edit the original post to correct this. /r/ar15 is here for your favorite black gun links, build pics, questions and other tactical or practical information. Any use of this content without express written consent is prohibited. 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. A forum community dedicated to FN Herstal firearm owners and enthusiasts. The mag on the left is the metal 10 round mag, the two to the right are Pmags. It was initially 0.323 deep. I thought it was a nonissue with the gen 3. How is it though that my. 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 We STRONGLY encourage all users to always use the new PMAG magazine or some other 10 round magazine solution with a removable floor plate. Again, kids running with scissors did this to us. AR15.COM is the world's largest firearm community and is a gathering place for firearm enthusiasts of all types. That might give a more consistent measurement between yours and mine. I was curious about how other magazines behaved in the lower so I measured them to simply verify reasonable consistency. Note here that this PMAG will not insert into this civilian version of the HK-416, due to the odd body geometry. I recently assembled this Noveske rifle and bought 3. UPDATE: After seeing these pictures, I checked my factory mag. It was initially 0.323 deep. View attachment 25288. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. NEW PRICING: All products have been reduced 10%! "And here remain with your uncertainty! When you purchase through links on our site, we may earn an affiliate commission, which supports our community. To my knowledge, no PMAGs will work in the FS-2000 to this day without modification. If someone can answer that, I'd appreciate it. These same parts are available from other vendors. 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. This will severly damage your bolt group over time. 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. *Must have a registered ARFCOM account to win. 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. This is one of my pistols. Its Alex C. with TFBTV. Continue until the upper lip is flush with the upper receiver when closed. Reddit and its partners use cookies and similar technologies to provide you with a better experience. I like the idea that I can accomplish a speedy reload by pressing a button and kicking a magazine out. I don't know if this is an indication of another problem being that the bolt catch is too far left. Im almost through with my build, however I have noticed that my Seekins enhanced Bolt Catch in my Anderson lower is not locking back on PMags like it does on my aluminum and steel magazines. Posted July 20, 2016 in Shooting Accessories, TFBTV by Alex C. with 210 CommentsTags: I'm the guy at the store with 27 coupons, Magpul, pmag, PMAGs, Tightwad. edit: i just got them. Mag still wobbles the same and the error still remains. IMHO, I would get a USGI / high / known quality bolt catch and try one of those. Try manually locking it back a dozen or so times then checking for any wear streaks on the top of the magazine feed lips. JavaScript is disabled. Take off your upper receiver, throw in that empty mag. I could not find it for a few days so I checked it. Mar 3, 2022. Ok, so I have searched the hide and my googlefu is actin a fool like my pmags You must log in or register to reply here. 11: Top of lower receiver to top of magazine release hole = 0.692. 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. 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! For a better experience, please enable JavaScript in your browser before proceeding. Operation of an AR-15 without the receivers / action fully closed may result in serious injuries or death. Excellent work with the pics and details. 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. Think it could be magazine springs? Copyright 1996-2023 AR15.COM LLC. 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. Alex is a Senior Writer for The Firearm Blog and Director of TFBTV. It's a whole lot of details. 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. I deepened the hole to 0.480. 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. Cookie Notice 3: Magazine feed lips height = 0.446, Fig. You must log in or register to reply here. . Also don't buy anything from Beavercreek Armory in Hillsboro, Oregon as they screwed me over with this poorly built, out of spec rifle. Why not just ditch the PMags? Yes I had to trim the left side rear notch square before the BC laid perfectly flat. 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. In total, I (and friends) fired about 1,200 rounds in this review, 1,000 PMC .223 55-grain, about 200 reloads (a mix of 77- and 75-grain), and 20 rounds of Tula steel case at the very end. No need to answer that last question. His mags didn't ride the bolt catch up so we tried them out. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. JavaScript is disabled. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. Could the magazine be too low? If you experience this issue, make sure your lower is within spec, and your bolt catch is installed correctly and not worn down. Copyright 1996-2023 AR15.COM LLC. This is not the case with PMAGs in many platforms. Gonna remove the anodizing, but making omelets requires the breaking of eggs; so. The bolt catch rides up but not on the black polymer part of the mag, but the follower. After depletion of your 10 round magazine, you must hit the bolt catch release to bring the bolt 'home'. JWardJune 15, 2020 in Building a .308AR. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. For a while you only had so long to make the edit and then never again. After depletion of your 10 round magazine, you must hit the bolt catch release to bring the bolt home. Then collapse that spring ON the plunger, to coil bind, and measure the OAL of both (with spring in coil bind). Of course, this is just my opinion, based on my personal experiences, and your mileage may vary. My solution is to raise the bottom rear edge of the mag well by approximately 1mm to 1.5mm. Pics to follow. 8: Bolt Carrier to upper receiver = 0.283. Again, though, I would like to recognize that PMAGs are a quality product and Magpul is very receptive to user feedback. This can cause partial engagement of the bolt catch and result in unintentional contact between the bolt carrier group and the bolt catch during normal weapon operation. One new winner* is announced every week! i have a gen 3 pmag without the window and its kind of frustrating. 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). The bolt partially strips a round but doesnt chamber it and just drags over the top of it. Your enemies, with nodding of their plumes, fan you into despair! They are not as likely to happen with premium ammo yet the chance is still there. Some rifles are just finicky. 4: Clearance to bolt catch is adequate when bolt is fully retracted, Fig. The P-mags always functioned. PMAGs are pretty notorious for not wanting to work in various platforms, including guns like the HK-416 and M27-IAR. Just checked all of mine, I'm not sure how HC's ended up with a witness mark where it's at. 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!". For a better experience, please enable JavaScript in your browser before proceeding. Just did this, no difference. 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. The plunger and compressed spring are 0.490. The upper, lower, and jig are from Daytona Tactical d.b.a. #5. It's not the bolt catch, itself, obviously. and our Seamac, did you have to modify the black polymer on the mag? *, MISC Training Course Announcements & AAR's, Former Vickers Shooting Method Regional Instructors, Pacific Northwest Training and Networking, All Other Longgun Parts, Accessories, & Magazines (EE), Handgun Parts, Accessories & Magazines (EE), If this is your first visit, be sure to Using PMAGs can actually do irreparable damage to an FN SCAR rifle. [ARCHIVED THREAD] - Bolt Catch issues w/ Pmags + few questions, https://www.triggershims.com/ar_15_shims.html. 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. Similar occurences? 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. Copyright © 308AR.com 2023 Repeat for the P-mags and note any difference. 11: Top of lower receiver to top of magazine catch hole = 0.692. Is it the length of the plunger? It may not display this or other websites correctly. I have both just to keep ammo separated. We STRONGLY encourage all users to ONLY run premium ammunition through their firearm at all times. At the moment just keep posting as usual, the edit feature will become available. TNVC/NGI Giveaway: 15 winners with over $7000 worth of prizes!! Note: Firearm will not retain magazines until a replacement magazine catch solution is re-installed. I have about 15 Amend 2 mags, but that's out of 20 because 5 of them wouldn't drop out of the mag well by themselves. I too have seen issues with PMag followers. This will allow for easy removal of the magazine . Close the receivers back together and re-engage the rear takedown pin. Pasted as rich text. Fig. 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 5. Coil bind on the spring? 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 witness make could be from the locking lugs on the bolt, mine don't have it so I can't say for sure. Replace the empty magazine with a new 10 round magazine and let it click into place. What the problem is: The lip on the un-fixed P-mag pushes the mag release/Bolt catch bar up just enough to catch the bolt group, but not enough to stop it. 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. 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. It knows when youre cheating..like Santa. All Rights Reserved. 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. I'd delete it if I could. The gun will feed rounds from the PMAGs no problem. Talyn said: Pmag VS Hexmag. and might have several still in the packaging. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. If you could post a pic of that comparison, it would be helpful. This clearance is partially determined by the use of aLuth-AR .308 rifle buffer tube, spring, and weight [https://www.luth-ar.com/product/buffer-tube-spring-assembly-kit-308/].

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