Because of the cost difference, weight, compatibility issues, and not dropping free in many platforms, Ill stick with what I know works. The P-mags always functioned. I too have seen issues with PMag followers. They all functioned fine. You'll need to clay the upper, just like you'd do if you were checking an engine for piston-to-valve clearance. My fix was with Gen2 pmags. Fig. 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. There were no ammunition-related issues during the review. The ones I used were my friends and I checked the bolt catch before I shot. Coil bind on the spring? That said, there is a reason that there are generations of these magazines. Hey, everyone. View attachment 25288. Support - AR MAGLOCK - Fixed Magazine Lock & Release Kit Additionally, unsafe and unintended methods of operation of the FIREARM may also cause non-compliance. Mick 1 month later. The bolt partially strips a round but doesnt chamber it and just drags over the top of it. First and foremost, I will readily acknowledge that PMAGs are a great magazine. I can manually push the bolt catch tab in to raise the catch higher. If so, it might be worth trying another batch of pmags in case it's just a mold variation. 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? When someone mentions must-have magazines for the AR platform, many shooters immediately think of Pmag Vs Hexmag. The edit feature will become available to you with just a few more posts on the forum. How do I make the install permanent for use in states such as. the bolt catch tooth begins at the center of the follower then teeters towardthe edge until it drops off. Problem: 30 round Pmag follower doesn't catch on the front lip of the bolt catch. 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. Alex is a Senior Writer for The Firearm Blog and Director of TFBTV. You can post now and register later. 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. The problem is pretty simple, the magazine's follower is failing to raise the bolt catch. 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. So far so good. For me it's almost all gen 2 P mags. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. 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. Not up on the 80% stuff myself but we have a thread with lots of different brand bolt catches and the dimensions that may help on that end, please add to it if you have something not listed there. I was curious about how other magazines behaved in the lower so I measured them to simply verify reasonable consistency. Also check out this great, descriptive video as the Gen3 7.62x51 PMag followers have a slightly different contour which can catch the feed lips, and not rise high enough to engage the bolt catch properly on DPMS Gen 2 style bolt catch levers. 4: Clearance to bolt catch is adequate when bolt is fully retracted, Fig. A: Some states require the compliance solution be made permanent. It did. Its Alex C. with TFBTV. check out the. For a better experience, please enable JavaScript in your browser before proceeding. Reddit and its partners use cookies and similar technologies to provide you with a better experience. [ARCHIVED THREAD] - Bolt Catch issues w/ Pmags + few questions, https://www.triggershims.com/ar_15_shims.html. Also the follower rides the bolt catch up A LOT. Personally I wouldn't shoot it until you've got this issue corrected. I'll have to get measurements later. Try tightening the mag catch an extra turn. Bolt Catch issues w/ Pmags + Advice Needed - AR15.COM Then collapse that spring ON the plunger, to coil bind, and measure the OAL of both (with spring in coil bind). Problems I have run into in the past include, firstly, that they wont drop free in a lot of firearms. That should tell you what's going on. Replace the empty magazine with a new 10 round magazine and let it click into place. At the moment just keep posting as usual, the edit feature will become available. Magpul PMag issues Pics to follow. 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. I read through the threads dealing with this issue. 16s and pmag Gen 3 problems!! | FN Herstal Firearms *Must have a registered ARFCOM account to win. Repeat for the P-mags and note any difference. Some people used a 9mm bolt catch, others shaved out the bolt catch area on the mag itself. I wish I could edit the original post to correct this. It's brand new so it couldn't be anything crazy like the gas block. By It may not display this or other websites correctly. This will severly damage your bolt group over time. 1.4k If that's what the bolt catch is suppossed to look like then my mags are a lil out of spec when inserted into the lower. Fix: Empty Pmag gen 3 doesn't catch/lock bolt - YouTube 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). 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. Also don't buy anything from Beavercreek Armory in Hillsboro, Oregon as they screwed me over with this poorly built, out of spec rifle. I have a substantial cache of PMAGs, I already performed the PMAG mod by cutting the back of the mag so the bolt catch wont activate. They are reliable, well-constructed, and produced by a company that has a great reputation. : "Watch what people are cynical about, and one can often discover what they lack.". Display as a link instead, 11: Top of lower receiver to top of magazine catch hole = 0.692. UPDATE: After seeing these pictures, I checked my factory mag. Your link has been automatically embedded. A new one can be sent upon request. For me I had to shave off small pieces of the mag to make the bolt catch itself latch. Not trying to be a dick, but can you summarize in one sentence what the rifle is NOT doing? 10: Top of lower receiver to top of magazine release = 0.696, Fig. That should fix it. TNVC/NGI Giveaway: 15 winners with over $7000 worth of prizes!! Seen here is a few examples of when a PMAG has to be manually removed: a problem that isn't present most of the time with plain old aluminum magazines. Has anyone seen this? Elite Aluminum Products although I dont know who made them. Operation of an AR-15 without the receivers / action fully closed may result in serious injuries or death. Iiiiffffff I owned one of those evil black rifles , I might buy the Hexmag brand when they went on sale for $6.95 ea. 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. I could not find it for a few days so I checked it. 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. Your previous content has been restored. 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". 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. The plunger and compressed spring are 0.490. If you use PMAGS with your SCAR, READ THIS! - AR15.COM P-Mag Follower and Bolt Catch Engagement *Issue Resolved!* Upload or insert images from URL. Getting the Magpul PMAG to work with regular bolt catch 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. JavaScript is disabled. Once bolt was locked to the rear or closed, it would engage the catch and seat properly on the "bad" mag. Hexmag for 260rem and pmag for 6.5creed. JavaScript is disabled. How can I make my rifle more reliable with PMags? No need to answer that last question. How To Fix AR-15 Bolt Catch Lock Failure for PMAG's 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 i have thermolds, and usgi mags and the rest of them work perfectly.. Scan this QR code to download the app now. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. Just did this, no difference. 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. The Fora platform includes forum software by XenForo. I deepened the hole to 0.480. Sounds like the pmag is riding a little high and rubbing the bottom of the carrier a bit. TSiWRX. Loading magazines at home means more shooting time at the range. Powered by Invision Community, Problems with failure to feed AND failure to catch bolt. I have both just to keep ammo separated. #5. 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. For a better experience, please enable JavaScript in your browser before proceeding. 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. So, I marked it and I'm gonna keep running it through to see if it happens anymore. I recently assembled this Noveske rifle and bought 3. Any use of this content without express written consent is prohibited. Another P-Mag bolt catch issue? - AR15.COM 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). Next up is damage to the SCAR. Definitely try another couple magazines, including one from another manufacturer. I'm looking forward to hearing some comments on this. I sanded the top rib along the back wall of the mag near the feed and the feed itself and problem seems to have resolved. I dont have another LR-308 with which to compare my measurements so I dont know which dimensions are problematic. My solution is to raise the bottom rear edge of the mag well by approximately 1mm to 1.5mm. Anyone else having problems with the 15/30. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. What measurements do you have on your lower? I recently bought 3 for my acr and when comparing it to the other mags i have for it, it seems the internal part does not come up high enough to lift the bolt catch. The bolt can still be removed by grinding but will no longer be usable. I deepened the hole to 0.480. PSA PA-10 Magazines, quick question. | Sniper's Hide Forum Like you hear military folk say, Ounces equal pounds. And in the case of the PMAG, a full loadout saves the user a bit of weight. I've heard of Issues with Pmags and ARs due to Pmags having more material on the rear of the mag, creating more distance between the follower and the Bolt Catch tooth which isn't as far with USGI mags, and wondering if it is that, plus tolerance stacking being my Catch has so much wiggle room on the Standard M&P. I find it interesting that in the "Bolt Catch Issues" section of the article, they mention that if the gun's bolt-catch fails to operate properly, instead of simply checking other mags, their first-line troubleshooting is to check the critical dimensions . Again, kids running with scissors did this to us. 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). 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. 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. Either the hole gets deeper, or a couple coils come off the spring, or the tail on the plunger gets shortened. If the solution to the feed problem involves a modification to the upper or lower, I'll test the bolt catch and take another measurement as shown in figure 5. I dont readily know of a solution to the feed problem but I dont want to alter magazines to compensate for a receiver flaw. Copyright 1996-2023 AR15.COM LLC. My external measurement as shown in figure 11 is the top of lower receiver to top of magazine catch hole which is 0.692. PMAG Problems Centerfire Rifles - Semiautomatic or Gas Operated 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. Guide to modifying .308 Gen3 P-Mags to work in DPMS G2 If you have an account, sign in now to post with your account. With the mag catch removed, a mag can be inserted so far into the mag well that the follower moves upward beyond the point where it can lift the bolt catch. 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. Copyright © 308AR.com 2023 NEW PRICING: All products have been reduced 10%! It was initially 0.323 deep. Always use the firearm and AR MAGLOCK products as designed, engineered and intended for use. Pasted as rich text. Very carefully and pay attention to how the bolt catch actually works, if you did you should figured it out almost immediately. If you could post a pic of that comparison, it would be helpful. :??? 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. *Must have a registered ARFCOM account to win. 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. It knows when youre cheating..like Santa. Mag still wobbles the same and the error still remains. 7: Bolt catch fully extended, plunger removed = 0.443, Fig. 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.
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