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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? Your privacy is important to us, and any personal information you supply to us is kept strictly confidential. It occured to me that part of the bolt catch might be bumping it's head on part of the upper, restricting travel. He said to cut he sent me the wrong spring and is sending me a new one. No matter how much material I removed from the bottom/behind of the bolt catch, I was still reaching a "hard stop" in travel well short of where it would engage the bolt. Make sure that no matter what is going on with the bolt, you point the rifle in a safe direction.
Magazines – Another culprit of bolts not locking back is magazines. Quoted: That's a different problem, I have no difficulty pulling the BCG far back enough for the bolt catch to engage. 308 upper receiver vise block. It was not strong enough to push the bolt all the way back in to battery so I bet I had some over travel going on.
Posted: 7/3/2020 9:28:32 PM EDT. So why won't your AR-15 bolt lock back into place, and how can you fix it? Some bolt catches have fancy paddles that are more likely to catch on clothing. They're usually not. AR MAGLOCK Gen 4 with KingPin – AR-10 /. It was probably only a 16th of an inch, if that.
For the record, I am an enthusiastic Sun Devil customer and will buy more product from them in the future. It had a few chips taken out of it from being hit by the bolt and carrier. I am using a 308 buffer spring. Found the AR15 bolt catches did not work therefore I bought this Tiber Rock AR-10 Catch. Keeping the rifle clean, you protect against wear, and regular inspections mean you catch things before the gunsmith has to step in.
I spoke to the business that I bought the buffer and spring from. Phase 5 Tactical Extended Bolt Release V1. We believe that our products are far superior in manufacturing tolerances and function and we have designed some adjust-ability into the new Gen 4 AR MAGLOCK arm to support some of the tolerance variability in the. Critical malfunctions can be dangerous. I took the upper off again and removed the BCG. If I pull back on the charging handle, and press on the bottom of the bolt catch sometimes the bolt will stay open, but closes as soon as I take pressure off of the bolt catch. These setups can often make your rifle act in ways you haven't seen before and unveil problems you never knew existed.
Problem is I can't just look at the part and know whether or not it is correct. Rifles are technical; if you are a novice gunsmith watching videos on YouTube could be the way to go. 308 bolt, unlike my. Reloading with PDQ Ambi-Bolt Release™. Compatible with AR308 DPMS Gen 1 Style Receivers. Often when there are ejection or misfire issues, by looking in these two places, you can find the problem and begin to devise a way to fix it. Clearing a Double Feed with PDQ Ambi-Bolt Release™. You must ensure that the charging handle is pulled back, and you will know when it gets there by the satisfying click it makes. 308 mag catch, here: As you can see it is clearly listed as a. More dramatic sculpting was required, so I took a fairly sizeable arc out of it. I tried filing it manually but it was just too hard. The Tiger Rock AR-10/LR-308 Bolt Catch Assembly Kit w/ Plunger, Spring & Screw was designed to be the best way to make sure you hold the means to enhance your rifle and boost the quality of your shooting activities. The lower was restricting range of motion of the lever. For the record, the receivers are Sun Devil 308 (DPMS pattern) matched billet upper/lowers with nickel/teflon coating, the bolt is the JP Enterprises Low Mass, and the bolt catch is a DPMS type 308-specific bolt catch.
The term MSR or Modern Sporting Rifle is often used today when referring to an AR. And works perfectly! LEVER - WHITE Previousfast shipping30 Day Returns. I just built not one but TWO 308 AR's and both of them are displaying the same behavior. Some people mistakenly attach words such as "automatic" or "assault. " Has this occurrence ever happened to anyone else? But for stock ARs, the bolt catch is on the left side of the firearm. You will have to examine the bolt catch itself to determine clearance in order to see if either of these methods will work since there are so many style of lowers these days. Yes it does, just tried it to make sure. 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 main culprits are cleanliness and faulty mechanics. Spike's Tactical | Fortis | Centurion Arms | Limited Capacity PMAGs.
Pretty sure there's nothing questionable about the spring - unless there's some kind of special spring for a 308, it's the standard one that came in the RR parts kit. Troy Industries AR-15 Ambidextrous Bolt Release. These AR15 Lower Parts from the industry experts at Tiger Rock are made using the kinds of proficient and long lasting materials you are expecting to emerge from this recognized name. Make sure there is no ammunition near where you are working, and ensure your firearm is empty before you begin. For instance, Mega Maten lower receivers have a similar issue where the bolt catch does not protrude far enough upwards to fully support the bottom bolt lugs in the locked back position. Everything is supposed to be DPMS platform on a DPMS lower. Assuming the mag spring is strong enough to overpower the bolt catch spring (it should be, if it can lift the weight of a mag full of ammo) then if the bolt catch isn't engaging the bolt, then the catch isn't going high enough to engage the bolt.
To see if a gun is loaded, you need to look inside the chamber of the firearm. PDQ Ambi-Bolt Release™. Some billet receiver sets may not work. Anyway, the bolt catch won't catch the bolt. 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. I'm unable to manually lock back my bolt.
Which bolt catch and bolt are you using? Of course I know that the buffer spring is different. However, the olt catch that came with the Maten works perfectly in a CMT 308 rifle. AR-platform firearms now come in many common calibers and configurations that make them simple to operate and use. The catch is HARD steel. Sometimes it works, sometimes not. Had that exact problem with my Maten as well with the supplied bolt catch. Is there such a thing as an XP bolt catch spring? You will need to do this with one hand. When I try to engage the bolt catch it doesn't even touch the bolt, same as when I have a magazine in as well.
Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. 308 upper not properly fitting a standard. Whenever you learn about a new firearm, make sure that you always practice the rules of firearm safety. I would start with the Neckbone Armory YouTube Channel found here.
They can be made from different materials and in various sizes, giving your rifle fits. When a rifle malfunctions due to a double feed, the shooter will typically move the left hand to the bolt stop release and the right hand is now needed to activate the charging handle. When I built a Mega MA Ten, I had a similar issue as you. The magazine has a plastic feed table that seems to sometime sit at an odd angle, so I'm wondering if its just a problem with the magazine? If it's a new BCG, that could just be gas ring drag, which goes away quickly once broken in. Thread Tools||Display Modes|. Has anyone ever experienced this problem before? This engagement is not reliable, with the bolt going forward unexpectedly more often than not.