But if you used a 3/8″ pilot hole, it would be bigger than the trigger slot it … 2) The elevation of the box will be affected by the bottom of the wall hole. After testing and re-assembling the upper and lower, I noticed the safety is stiff traveling from Fire to Safe, but not vice versa. Once you have the safety selector holes sized correctly you can install the 5/32" drill bit and do the same process for the trigger/hammer pin holes. If it's too low let me know, otherwise continue. Luckily it is still smooth switching from safe to fire, otherwise I would be worried. /r/ar15 is here for your favorite black gun links, build pics, questions and other tactical or practical information. This will account for variables such a wood density and screw type. The safety selector switch is very tight on top of the back side of the trigger, and when I pull the hammer back, the disconnect won't go back far enough to come off the hammer. Did you install the detent backwards? I put back the safety selector, hammer and trigger pins, then tightened the installation and locking screws that go on either side of the trigger. Fix a screw hole that is too big in metal. The detent pin should be able to fall through the bore into the selector shaft hole. This is a pic of an 80% lower that the pin bore was offset by 1/32" but it will illustrate the pin bore being all the way through to the selector shaft bore So I took everything apart, measured the diameter of the safety selector spring and the grip hole it goes into, and went to Home Depot. Gun Addiction is an Instagram account and he posted a photo of his “cosmetic” modification. It uses a (D) 5/32 drill for a depth of 0.188” and a (C) 1/8 drill all the way through the hole until you reach the 3/8 selector switch hole. ... Any selector can be over rotated given enough force, but one with shallow detent holes will do so easily. Pic shows where the selector stiffens to a stop before it clicks over the part of the trigger it is making contact with. 1x 60/90 safety center bar; 1x End Cap; 1x Right Side Flip Switch; 1x Left Side Flip Switch . Choosing the right lower parts not only allows you to customize your AR to best suit your needs, but also allows for smooth operation. "I pity thou, fools who dost not choose BCM" - King Arthur 517 A.D. How would making the spring shorter raise the detent higher inside of the lower. It's an inexpensive part, don't mess with it and just replace the selector… My first thought was that the mis aligned holes are the problem. So on that note, first clean the upper channel with a 1/8" drill bit by hand, then clean up the lower channel with a 9/64" drill bit by hand to the start of the smaller start step. That was my issue and I had to dremel the hole a bit. Press question mark to learn the rest of the keyboard shortcuts. Which he intends to weld a pin inside. After testing and re-assembling the upper and lower, I noticed the safety is stiff traveling from Fire to Safe, but not vice versa. After the detent hole is drilled, it … 5. We have you covered. I tried re-running the selector hole cutting code but it did not help. Rationale and ignorance is not something the ATF takes kindly. "Guns are like neurosurgeons. I dont even notice the half click anymore. New comments cannot be posted and votes cannot be cast. After using the drill bit to ream the holes by hand until the selector fit, finally. Priced individually. Did you ever have problems with double fire? If you’re not sure which to select, choose a drill bit 1/64” larger than the hole you wish to create. The next hole I decided to drill was the safety selector detent hole. If you don’t have 24 hours to let it cure, use JB-Kwik. These hole-marks should be punched with a center punch just deep enough to start the drilling. When i first installed the trigger I didn't even know about the installation screws, and the hammer would engage when I was letting my finger off the trigger. After selecting the rivet size and placing the sheets, the holes must be marked for drilling. Let the material cure. 3)Take a piece of cardboard, a few inches wider than the hole and with the mixed compound butter up one side ( this will act as a mastic to hold the cardboard). Safety Selectors for your nect rifle project. Before it sets up, poke an indentation where you want the center to be with a toothpick or another sharp object. Maybe you pushed your end mill bit through the floor of the lower, maybe your drill bit went in canted and now your safety selector won't do much good. What i did was grind the lip off a detent. But boring bits are expensive ($30 plus drill rental). I had this same issue with mine. This hole is a two-step process. Don’t drill too deep; do not penetrate beyond 40mm from the top of the jig to be safe. So you ground the detent instead of snipping the spring? AR-15 Selector Detent Spring Due to overwhelming demand, we are experiencing a 3-5 business day delay in shipping packages. While drilling the safety selector hole, I managed to tilt the table a few degrees. The safety detent hole is too shallow on one my lowers. Pins Ok good to hear. The bottom larger channel is .141", while the upper part of the channel is .124" instead. Not that you should have to do either. Not even if there's a fire. Use a bit exactly the same size as the hole when working on other materials. It is also the same spring used for the ejector in the bolt. The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. Thank you in advance for your patience! This is just my opinion though, and would love to hear yours. If the punch is too hard, the mark will be too large and the metal will be distorted. Colt AR-15 Pin and Spring Sizes. If the detent holes are shallow, they will allow the user to over rotate the selector more easily. Why not? Here is a photo of the trigger seen from the hole the safety selector should go in. Completing A … The OP's problem (if I am reading correctly) is that the hole was not countersunk deep enough from the bottom side and the detent is not protruding into the selector lever notches to engage. Do you need a Safety Selector for your weapon? Use a bit 1/64” smaller than the target hole size for softwoods. But when it comes to drilling really big holes for locksets or plumbing pipes, reach for a hole saw. The easiest way to fix a screw hole in metal that is too big is to fill the hole with a bit of JB-Weld. He drilled a third pin hole in the receiver with a “random sized” drill bit. Just so i understand. I ended up simply grabbing a 3/8″ drill bit and reaming the selector hole a bit to widen it for the safety selector. This hole will help once you start using the End Mill Bit. check out the. Hole saws don’t cut as quickly as large boring bits driven by a pro’s powerful 1/2-in. Another topic related to the rivet is the hole preparation. From AR Safety Selectors to Pistol Safety selectors. If your receiver has the selector stops at 3 and 9 o'clock, you would still be able to rotate the selector past 90 degree (FIRE) onto AUTO / BURST position. drill. They told me to remove a bit of material from where the safety arm contacts the selector shaft if it bothered me. Just mess with the tension set screws until its enough to your liking. Don't buy anderson LPKs. A hole saw is a steel cylinder with saw teeth cut into the top edge. The Gen 2 requires only one hole to be drilled, an 11/32″ hole all the way through both to start the router in and as a trigger slot pilot. Don’t drill too deep, just get a hole that goes down and do not penetrate beyond 40mm from the top of the jig to be safe. It is right above the selector switch in the photo above. I have one and everything seemed to be in spec and working fine. The LUMA comes in a medium profile, mimicking the size of the IWI safety, and a slim, providing a much smaller profile. So, you've started machining your 80 lower into a stripped AR-15 receiver and in the process, you made a rather catastrophic mistake. I chose not to mess with it, and mine has smoothed up quite a bit over time. I did this yesterday, and found a nice spot where the screws are snug and the safety can still be manipulated without catching halfway between Fire and Safe. I probably won't touch it in that case. Is this something that will wear in back to normal, or is this something to be concerned about? For a bold look, wear a large studded belt or a belt with a matching buckle. I put back the safety selector, hammer and trigger pins, then tightened the installation and locking screws that go on either side of the trigger. The LUMA will work on both the right and left side of the gun. "The selector detent channel is a stepped channel hole. It was too small and I could not get a standard mil-spec safety to fit in the hole. If the straps are too long, fold them over and pin the excess length underneath the dress fabric with a safety pin. Does the detent spike go all the way through the hole to click into the selector? Edit: Just so you know I tried the star selector and a mil-spec selector in both the TNA lower and a forged lower. If you made that part of the lower raise all the way up to meet the hole of the safety selector, there would be less torque. Is the hammer cocked back when you switch from fire to safe? Your AR-15 lower parts allow you to operate all the controls on your firearm and ensure that your rifle functions correctly. Shop all … I don't know if your setup is similar, but my ATC gold does the same thing in my M&P-10. The Tavor LUMA (Lever, Upgraded Metal Ambidextrous) is a drop-in replacement for your factory safety. Details: There are a ton of safety selectors on the market so choosing a new ambidextrous safety selector can be a little daunting. Looks like you're using new Reddit on an old browser. Back those out a little bit and you should be good. For a delicate look, use a chain belt or a thin, delicate belt that matches the color of the dress. For some reason on this build, when all was said and done the safety selector just didn't have nice positive "clicks" and needed a bit more pressure from the spring than it was able to give. The Following Sizes Represent Milspec and DO NOT Account for Colt Variances. The pointy side goes up. Like Goldilocks, you might find that this one is too big and that one is too small. Made of 6061 aluminum and finished in black anodizing. used for the safety selector switch holes to create a pilot hole in the fire control pocket area. On the drill press with the jig and lower tightly installed on the vise, install the large regular drill bit used for the safety selector holes to create a pilot hole in the fire control pocket area. Maybe loosen the tensioning screws a bit? If the pin barely just protrudes from the bore of the detent/spring hole, the hole is undersized. Manufactured to precise tolerances, these high-quality replacement parts help keep your AR-15 functioning properly. When you need one, you need one badly.". Removing the edge from the detent allows it to pass by the countersunk area and engage the notches. Now, when the parts were re assembled, the selector has very little resistance between the safe and fire positions. 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 I predict future happiness for Americans, if they can prevent the government from wasting the labors of the people under the pretense of taking care of them.. Check that the safety selector detent slides into and out of the hole and that nothing is stuck in the grip screw hole. It has to do w/ the set screws that tension the trigger assembly against the bottom of the lower receiver. We’ve had a lot of questions about how to reverse a safety selector, this week Justin’s showing you how to move that safety from one side to the other. This safety selector detent spring from SOLGW will work with any AR-15. This hole … Although better than 5/16″ for starting the router bit each pass, it is a bit tighter than 3/8″. We carry a large selection of some of the best AR-15 lower parts and AR-15 lower parts kits from trusted manufacturers. I have a velocity trigger and it does the same thing.
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