AR-platform firearms now come in many common calibers and configurations that make them simple to operate and use. Here are the solved dimensions and correct size bolt catch for the AR-10. Can I cut a 1/4 inch off the buffer? Found this about the operation of the bolt catch. One issue I've had in an mws lower, twice, is the hole for the bolt catch plunger got peened on the edge, sticking the plunger and letting the bolt catch bounce around. When dealing with sporting rifles, you can first expect a bit of a learning curve.
But it made all the difference for that gun. Over 3000 rounds without a hitch. The new PDQ Ambi-bolt release™ puts the operator in control of the firing grip at all times. Note: In some billet receivers, this slightly oversize part will require fitting to your receiver slot for the perfect fit but will drop-in to most forged lowers on the market. The KingPin benefits: – Allows for "free state" adjustment when traveling outside California. Please Enable Your Browser's Cookies Functionality. WARNING / DISCLAIMER: NEVER while the action is open have the safety "OFF", and NEVER pull the trigger. The BCG won't go into the buffer tube far enough to let the bolt catch engage.
ETA: I didn't use the Aero takedown pins either. Bolt catch not working (first time build). With my maten lower, I simply replaced the original bolt catch with an LMT bolt catch (its the sr-25 style one) and it works perfectly now. I think the correct answer is call JP. View attachment 72877. I spoke to the business that I bought the buffer and spring from. Before you start filing, try the catch without the spring and see if the catch moves up high enough to engage the bolt without binding.
If your trigger isn't working, you should do some inspection and replace it if necessary. Phase 5 Tactical Extended Bolt Release V1. I have a problem with a new build where the bolt catch on my new 308 build will not engage the bolt. American Marksman Training Group. Has anyone ever experienced this problem before? It wasn't the outer length but the inner like they didn't machine it deep enough. The bolt catch is now installed (with the roll pin this time! ) The one thing worse than defeat is surrender. This click lets you know that the handle has moved the bolt back as far as possible. AdamO Posted February 9, 2015 Report Share Posted February 9, 2015 So this is something new that just started happening. NRA Certified Pistol, Rifle & Refuse To Be A Victim Instructor.
I have a standard 308 lower parts kit and a 10 round DPMS magazine. They're usually not. Obviously, something is out of spec, but I don't know if it's the lower receiver, the bolt catch, or the bolt itself. Write Your Own Review. We're sorry - it looks like some elements of OpticsPlanet are being disabled by your AdBlocker. It seems they are very tight tolerance, and have received reports of some bolt catches not being proper dimensions to work with them. Also no difference with the mag removed, manually engaging the bolt catch. Most 308 lowers have a threaded bolt catch pin.. My MWS has one, The SR-25 / M110 has one and pretty much all the 80% 308s have one. These terms are incorrect and used either out of ignorance or to scare the uneducated.
An overloaded magazine will keep the rounds from seating perfectly, and the rifle will not go back into battery. Tiger Rock has been committed to developing the best AR15 Lower Parts for an exceedingly long time period, and the Tiger Rock AR-10/LR-308 Bolt Catch Assembly Kit w/ Plunger, Spring & Screw is the product of their unrelenting initiatives and undivided attention to details. Spike's Tactical | Fortis | Centurion Arms | Limited Capacity PMAGs. This should not be a problem for any future customers, PROVIDED the customer is aware going in, and prepared to accept some minor differences. I tried filing it manually but it was just too hard. 308 upper, and has also acknowledged an issue with their. Putting all high quality parts inside and out, even sent the barrel out to have the A2 gas block pin holes welded in order to dimple(set screws) for a micro gas block. 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. AR-15 MAGPUL MOE MAG412 RVG VERTICAL GRIP - WHITE. These setups can often make your rifle act in ways you haven't seen before and unveil problems you never knew existed. They suggested relieving the bolt catch to allow sufficient clearance to engage properly. Your privacy is important to us, and any personal information you supply to us is kept strictly confidential. The AR rifle has a few basic parts, universal to all makes and models. AR MAGLOCK Gen 4 with KingPin – AR-10 /.
The most common reasons a bolt won't lock back on an AR style rifle is because the weapon is dirty, the bolt lock/release is faulty, the weapon is under-gassed, or the magazine is preventing proper function. Just a simple push on the pin with your thumb opens the action for mag changes, then automatically re-locks when you push the receivers together. Gas Issues – The AR-15 is a gas-powered rifle. Due to the design of this bolt catch, it provides not only a better purchase on the release portion but the lock portion of the catch as well. Should I order up an AR-10 bolt catch from Armalite? Strike Industries Extended Bolt Catch. Sorry if I contributed to any confusion over that. It should've been part of the kit, but might have looked like junk.
This makes reloading the gun from bolt lock much faster and locking the bolt to the rear much easier. Make sure there is no ammunition near where you are working, and ensure your firearm is empty before you begin. Treat the firearm as if it is ALWAYS loaded. But for stock ARs, the bolt catch is on the left side of the firearm. Most screwed up market I have ever seen. Just finished the lower build and slapped on the upper with the charging handle and BCG, threw in an empty mag to test everything out and for the life of me can't figure out why the bolt catch isn't engaging. It is needed when running rifle length and not carbine. I plan on disassembling it to make sure I put the right spring in it but it's it possible that part of the lower wasn't milled out enough and there isn't enough clearance for it to move up high enough to engage the bolt?
I filed the back of the bolt catch so that it could travel further. Hello everyone, other than my introduction this is my first thread. It seems to operate correctly. Thumb the Catch – There's a tiny nodule on the rifle near the back.
308 upper not properly fitting a standard. Troy Industries AR-15 Ambidextrous Bolt Release. The Gen 4 benefits: – New set screw on locking arm, allowing for adjustment to ANY receiver width including billet, composite, or 80% non mil-spec receivers. Diamond Bar CCW Facebook Page. The inverse will most likely not work since an AR15-sized catch will not stick up far enough to actually engage/catch the bolt on a 308. I know PA has some issues that I took into consideration when buying and have corrected them one step at a time. It appeared to be the beveled portion of the catch as it descends towards the release lever (see pic below, RED arrow). It rubs against the bottom of the bolt lugs, but doesn't actually extend up far enough to catch. So I checked it this morning before we left, and I have a jp 2 weight buffer this allows the carrier when compressed all the way out of the upper there is about an 1" between the bolt face and stop..... Dumb question... (and not trying to insult your intelligence) but Are you using the poly spacer that came with your scs? That mag catch wouldn't hold some of my mags though. I slid that against the lower and into the buffer tube. Remember that if you are using a built rifle, it must have the correct charging handle, or the weapon will not lock back. Once the user has seen at least one product this snippet will be visible. Looking inside the chamber requires that you know how to open the action of the firearm.