Display as a link instead, × i am almost finished with my first 80% build the lower i got from HLF filthy tactical and it already had the pistol grip screw hole and safety detent hole drilled. No - it wouldn't move in any direction. Evidently RRA had a bad batch of FCG parts get out, and looks like you got one. I learned this trick from a firearm forum. Paste as plain text instead, × AR15Discounts has a wide selection of Safety Selectors for the AR-15 and AR-10 / LR-308 platform. A frustrating part of an AR-15 build has always been the various detents and detent springs. By Initial installation is not too bad, but whenever the end-user wants to change a stock or a pistol grip there is always the possibility of either deforming the spring or … Take the Pistol Grip, In this case we’re using a Magpul MOE Pistol Grip, and insert the Safety Selector Spring into the hole on the top of the Pistol Grip (pointed side down). Pasted as rich text. Refer to Figure 2. Simply slide the block with the slots (as seen in the photo) over the receiver and clamp them together with a C-clamp and you are ready to drill the bolt catch hole, nice and straight without worrying about a crooked hole and ruined lower. Price Range. Selector markings will work with 45, 60 or 90 degree safety selectors. The one for the safety is different from the ones used for the takedown and pivot pins. more info Quick view Add to Cart. Categories. If it doesn’t, take the grip back off, and make sure there are no obstructions in the detent hole. × A) Insert the safety detent into your receiver with the pointy end facing the safety selector you installed on step 4. Drop the Safety Selector Detent into the small hole just port of the Pistol Grip Screw hole. We stock lower parts such as buffer tube assemblies, enhanced parts, and assembly parts for lower receivers. I believe he said 2 detents, not 2 lowers. Barrel Length. AR-15 Selector / Safety detent and spring for AR15 and AR10 weapons. I pushed it out from the top with a small pin punch. Sometimes a burr get jammed into the detent hole when the selector hole … run a drill (same size as hole) completely through it. Then if that doesnât work, slightly slim down the detent. 4. Bench Vice. Â. × So Iâll start by making sure the 1/8â hole is 1/8â then the 9/64. I am considering a new upper for my Colt Carbine. the safety spring hole is drilled too deep, I would tighten the grip a little harder and see if it starts to improve your loose safety lever. i have finished all the machining so dont want to have to send it back to them. srjdsmith, March 23, 2019 in The Beginners AR15 Armory. After the detent hole is drilled, it should hit the center of the selector switch hole. Pasted as rich text. If you have an account, sign in now to post with your account. Add to cart. BTW the the selector detent hole is two sizes at different depths. Cart Home » Categories » .223 / 5.56mm Lower Receivers Parts » Safety Selector Detent for AR15 / M16. GTifosi. The AR-15 upper receiver is typically made up of a forward assist, spring and pin, and ejection port cover. Finally, securing your AR15 properly provides you with a third hand to keep your work exactly where you want it so that you can focus on your task. June 10, 2019 in Rifle - Technical. $1.00. Carefully guide the spring in place when installing the grip. I would separate the lower from the upper and just watch tv or something while moving the safety back and forth. I tried another detent (from a CMMG âoopsâ kit) and it fits the same way. Next is the hole for the take down pin detent. Sometimes a burr get jammed into the detent hole when the selector hole is drilled. They opened up the channel just a bit to fix the issue. Tried to make an overview of all roll pins used on an AR. Drill size? That may be the case but before I put a bit to it I would definitely try a different selector . When drilling deep holes, a poor start will get the drill walking off right away. Today we are looking at a real easy mod I did for the AR15. Trigger Guard Detent Pin Forward Assist Pawl Pin (New round type) A1 Rear Sight Wheel Retaining Pin 1/16" x 5/16" (1.59 x 7.94 mm): Forward Assist Pawl Pin (Old teardrop type) 1/16" x 7/16" (1.59 x 11.11 mm): Ejector Retaining Roll Pin - (Btw, this size seems to … I had exactly the same problem with the safety of my Rhineland R22, which came through with RRA AR-15 guts. Barrel Chamber. ", http://www.biggerhammer.net/ar15/pins.html, STOP , did you say both detents fit the same way in another stripped lower also ? A tiny bit of lube helps too. If you’re right-handed, operating the safety lever on an AR-15 is a pain in the butt.. Bench // 2. Using the 5/32” drill bit, drill the hammer and trigger pin holes. For use with lower receivers that have a 4-40 threaded rear takedown detent spring hole. Also a … SKU 8448631 Category.223 / 5.56mm Lower Receivers Parts. Clear editor. To me, it looks like the hole is not drilled right. Uh, guys, the detent that holds the safety selector in can be removed by loosening/taking off the GRIP, not the stock. Granted this was an non anaodized lower. The buffer retainer needs to be in just the right spot. $45.00. When I go to tighten the grip in and get it tight the safety selector is in operable, I have tried adjusting the detent ect but cant seem to get the grip tight without making the selector inoperable. AR-15 Safety Selector Detent Due to overwhelming demand, we are experiencing a 3-5 business day delay in shipping packages. Colors. More Information; Federal Firearm License Required for Purchase: No: RF-85 Treated I wrapped emery sand paper around the shaft of a smaller drill bit and lightly sanded it. ]Facebook user M.A. As a result, I took off about 3 coils from the safety detent spring. Iâll post pics maybe tomorrow. Secondly, the rear takedown pin detent hole is threaded for a 4-40 set screw. When I first looked at the blue print for the Colt lower I was overwhelmed by the complex ... pin hole, trigger and hammer holes, safety hole, magazine release hole, bolt release hole and rear trigger guard hole. Even if I push on the pin with a skinny punch, it only goes far enough into the hole to catch the selector from sliding out sideways, not not to âsnapâ back and forth.Spring break this week, so Iâll have time to mess with it.Sent from my iPhone using Tapatalk. In stock. The detent should be almost at the level of the hole. Safety Selector Detent for AR15 / M16 quantity. Our Price: $ 0.95. Buffer Retainer Hole In this chapter we will drill the buffer tube retainer hole and in a similar and closely related setup put a small chamfer on the back of the receiver. (in stock) 0.0 The AR-15 takes shorter ammunition like the 5.56 round, and the AR-10 is designed for .308 ammo and is much larger. I might try to move the shoulder- last resort... You can post now and register later. Also a long 3/32 drill and a long 1/8 drill. A list of the internal parts for the AR-15 lower receiver. My son had an extra selector (I mean, I HAD to use it, right?!?) If you have an account, sign in now to post with your account. For example, if 0,0 is the pivot pin hole location, then the take-down pin hole will be at 6.375~0.00. I cleaned out the hole with Eezox and a Q-Tip, cleaned and lubed the detent and safety and put it all back together. it was probably misdrilled. When I try dropping the safety detent into the hole, it will not drop in all the way. The spring is pretty tough (the LPK was CMMG and the parts were pretty clearly labeled in the blister pack), much more so than the spring for the take down pin that comes in from the back. Re: Remove safety selector switch on AR-15? Tapping that hole doesn't decrease the size so the threads likely have nothing to do with the detent and spring not fitting. If you’re left-handed (using a standard AR-15), operating the safety lever on an AR-15 is a pain in the butt.. like a piece of a broken spring.Â. As for when the detent is inserted and pushed all the way up in the receiver, then tip of the detent should be about 1/5 protruding into the selector's channel. Cart Home » Categories » .223 / 5.56mm Lower Receivers Parts » Safety Selector Detent for AR15 / M16. Your previous content has been restored. So, it has to be the selector, right? BARNES PRECISION MACHINE 1434 Farrington Rd, Apex, NC 27523. Gas Block Journal. 5/64" x 5/16" (1.98 x 7.94 mm), alternatively a 2x8 mm should fit: Hope I got that right. This is far enough to trap the selector lever into the receiver, but not far enough to make the lever âsnapâ from safe to fire. Display as a link instead, × 416, mr556 236687 detent, fire control s, hk416/m. Paste as plain text instead, × The safety detent looks kinda like a little bullet with a point on one end and a "rim" at the end that contacts the spring. Buffer Detent Spring Compatible with AR-15 Platform. Your thumb does not have to stretch to push the lever all the way to 6:00. As long as you have the appropriate lower for the build you want you’re good to go. Extra holes in lower receiver next to safety detent hole. Handguard Length. Upload or insert images from URL. Step 7) Safety Detent and Handle Installation. I think the image below sums up the most essential ones: Super awesome chart! Powered by Invision Community, Forward Assist Pawl Pin (Old teardrop type), Ejector Retaining Roll Pin - (Btw, this size seems to be a rare special order type which is hard to find), Type D Stock Swivel Bracket Retaining Pin. Safety Selector Detent EDIT: OH and the safety selector detents for the 2 AR15 we just built were .125 , I have no idea what they are in the other ARs we have. It is two detents that both fit two different lowers the same way. Once you have the channels cleaned up, if the detent pin is too large in OD (will not slide in to the receiver without binding), then just chuck the detent pin up in a drill and spin sand it to clean any burs on it so it will slip right in.Â Save 10 % MSRP: $ 0.99 $ 0.89. Looking to update to a flatop since I have a fixed carry handle. So your saying there isnt a snap when the two engage but it moves back and forth freely otherwise?Â Two things before you start modding anything.Â Make sure you didnt use a take down pin spring instead of the safety detent spring.Â the take down spring is smaller in diameter in the coils and the actual wire itself has been my experience.Â The second is two part.Â Make sure the spring lines up with the safety detent in the lower. and I think it is the problem, not the lower or the detent. It is stuck halfway. Note: You may need to snip 1/8" off the detent spring to prevent ex Due to overwhelming demand, we are experiencing a 3-5 business day delay in shipping packages. If itâs ok to do that, do I need a special bit that leaves a square shoulder? Colt AR-15 Pin and Spring Sizes. Sent from my Moto E (4) using Tapatalk This Aero Precision field repair kit is assembled and manufactured for the AR-15 platform rifles chambered in .223 Rem, 5.56x45mm, and .300 Blackout. Just keep aiming the detent into a towel. Both detents also fit the same way into another stripped lower. If you’re looking for an AR-15 Safety Selector such as an Ambi / Ambidextrous Safety Selector, Short Throw Safety or Mil-Spec Safety for your AR, you’ve come to the right place. $1.00. Yup the hole that leads to the rear pin is for your detent. Safety Selector Detent for AR15 / M16. Rothman posted two photographs side by side: One featured a poster which claimed to show “the size of a hole used by an AR-15… It is thicker and stronger. ISent from my Moto E (4) using Tapatalk. r/ar15: /r/ar15 is here for your favorite black gun links, ... the grip back off, and make sure there are no obstructions in the detent hole. Before you start your build make sure you have the AR15 tools you need for success. I was able to solve my problem by polishing the detent and keeping it well lubed. It is marked Match Target with the front takedown pin with the screw cap that has to be removed. How to install a set screw in the AR15 rear takedown pin detent hole Gibraltar 5/16-18 Thread, 1" Diam, Description: Type Threaded Hole Thread Size 5/16-18 Diameter (Decimal Inch) 1.0000 Hole Depth (Inch) 1/2 Material Stainless … I took the grip off, and found that the detent was stuck in it's recess. Start the hole with the drill choked up close in the chuck. Insert the Detent Spring into the Detent Spring channel in the lower. Next, press the pistol grip onto its mounting point and ensure the detent spring aligns with the safety lever detent. On my 80% lower I had to clean up the smaller of the two areas for my detent to rise far enought out to engage the safety. Press question mark to learn the rest of the keyboard shortcuts. Sounds like everything is good with the lower and you have the right parts in place.Â Barring an issue withÂ the pistol grip, I.E. I have been told to put another detent selector in the pistol grip to apply more pressure on the spring. That is what I thought at first then reread and he said he also tried another stripped lower and it was the same fit with both detents in both lowers. There are some special tools you will need to follow my method of doing this project. AR15Armory.com So I feel like a total moron but I am new to the world of the AR15 and am having a bit of an issue with a new pistol grip install. The safety detent looks kinda like a little bullet with a point on one end and a "rim" at the end that contacts the spring.Â The detent should be almost at the level of the hole.Â Carefully guide the spring in place when installing the grip.Â Tighten the hell out of the grip.Â I changed out an FCG for a buddy and didnt tighten the grip screw enough and the safety lever didnt have any snap.Â He tightened the screw another round or two and all was good. AR15/M16 Spring, Detent Takedown Front Rear $1.00. More than likely there is still blast media in the hole or you are using the wrong detent. (in stock) 0.0 CALL US (919) 362-6805 ↑ TOP I read recently where some guys have had difficulties like you with them. × 1. Can I bump the âshoulderâ in the detent channel up 1/32 or 3/64 to allow the detent to travel further up into the channel? Please note: AR-15 lower receiver parts and M-16 parts are different, and, As of May of 1986 there can be no new machine guns made for the civilian population. i am almost finished with my first 80% build the lower i got from HLF filthy tactical and it already had the pistol grip screw hole and safety detent hole drilled. To me, starting with the foundation makes sense. Upload or insert images from URL. Once it inserts into the channel, take a small punch and hold it there. Hi guys , hope someone here can help. Mil-Spec AR-15 Safety Detent Spring quantity. Your link has been automatically embedded. Mil-Spec AR-15 Safety Detent Spring. I can measure the depth of the channel and the shoulder vs the length of the detent. Insert the detent into the hole, and insert the detent spring into the small hole drilled into the top of the pistol grip. This hole is a two-step process. You cannot paste images directly. The Following Sizes Represent Milspec and DO NOT Account for Colt Variances. Choosing the right lower parts not only allows you to customize your AR to best suit your needs, but also allows for smooth operation. The detent (little torpedo-shaped brass guy) extends into the selector pivot hole about as far as the chamfered end of the detent. AR15 Mil-Spec selector detent pin and spring for AR-15 rifle and pistol safety Safety Selector Detent for AR15 / M16 quantity. B) Insert the safety detent spring into the handle like shown below, then install the handle with the spring inside the safety detent hole. Trigger Guard Detent Pin Forward Assist Pawl Pin (New round type) A1 Rear Sight Wheel Retaining Pin 1/16" x 5/16" (1.59 x 7.94 mm): Forward Assist Pawl Pin (Old teardrop type) 1/16" x 7/16" (1.59 x 11.11 mm): Ejector Retaining Roll Pin - (Btw, this size seems to be a rare special order type which is hard to find) AR-15 lower receiver parts are as follows: ... (no shelf). AR-15 Lower Parts Kits from $49.99 at Palmetto Armory AR-15 Lowers from $84.99 at Stag Arms The other downside is that it’s a product of its time, meaning when it was designed, there were less than a handful of companies making AR-15s. Add to cart. Thanks. It should break in and get smooth. There are two basic types of lower receiver, the AR-15 and AR-10. The blast media issue is far more common in the front takedown hole. Buy AR-15 Safety Detent Factory replacement gun parts, accessories and gunsmithing service on most manufacturers including Browning, Winchester, FN America, Beretta, Benelli Franchi, Stoeger, Remington, Bushmaster, Marlin, Sig Sauer, HK and many more. 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. Using the 3/8” drill bit, drill the selector hole. magazine release hole. We carry a large selection of some of the best AR-15 lower parts and AR-15 lower parts kits from trusted manufacturers. You can post now and register later. Are you using the correct detent spring? Sticks. If that is the case you have two lowers with the same problem or its not the lower. Add to cart. The detent is brass and shaped like a torpedo with a conical front and a rim at the back to catch the shoulder in the channel. Clear editor. All these might not be used on a race gun, but here you have it nonetheless. The safety selector was REALLY stiff with the AG-43. We’re now halfway through the steps for building our AR-15 lower receiver. Tighten the hell out of the grip. This is the detentand itâs the right spring, but thatâs not the problem because with the detent âbottomed outâpushed by a punch, it only goes this farWhich canât possibly engage the click stop point on the selector...so can I slowly move the shoulder?Sent from my iPhone using Tapatalk, "The selector detent channel is a stepped channel hole.Â If the detent is getting stuck, take a small drill bit or even a bent paperclip and see if you can deburr it a bit. Check inside the pistol grip to verify its hole is aligned with the threaded hole … AR-15 Offset Safety Selector makes it a bit easier. Chapter 11 Safety Detent & Trigger Guard Chapter 12 Finishing Up ... machining an AR15 lower receiver from a forging. AR15 Lower Receiver Parts Kit. Also check how far the spring sticks out of the grip v another grip . The bottom larger channel is .141", while the upper part of the channel is .124" instead.Â Debris has a way of getting in places it shouldn't. Add to cart. I think the problem is the detent notch in the safety is drilled a bit too deep. SKU: 1318 Categories: Lower Parts, Small Parts & Components, Under $20. How to Build an AR-15: Detents Made Easy. AR15/M16 Detent, Takedown Front Rear. By You cannot paste images directly. Our Price: $ 0.95. 2Xalpha, Your previous content has been restored. This kit is great for replacing common lost and damaged pieces, or for your next big custom workshop project. AR15/M16 Safety Detent Spring. Don’t worry, you won’t be able to mistake one for the other. Carefully slide the punch away as you maneuver the Hex Key over the spring and detent, capturing them. Pins This AR-15 jig will also aid you in drilling the bolt catch hole as well. Safety Selector Detent for AR15 / M16. r/ar15: /r/ar15 is here for your favorite black gun links, build pics, questions and other tactical or practical information. (See assembly drawing) Drilling the trigger pin, hammer pin, and selector holes 2. ... Now drop the detent into the hole and depress the detent with the pointed pivot pin install tool. Simply pushing the safety selector back in will correct this issue. Slide the Detent Pin into the hole you exposed by removing the Buttstock and make sure it is seated in the slot in the Takedown Pin. Using the needle nose pliers, grasp the detent and push it onto the spring. Would this lower receiver happen to be an Anderson? View Profile View Forum Posts View Articles Member Join Date Apr 2011 Posts 796 Feedback Score 3 (100%) Don't quote me, but IIRC the hole size is .248" +.002 -.000 04-14-12, 06:35 #3. more info Quick view Add to Cart. A 1-3/16 x 16 tap for the buffer tube is a must. BrianEnos.com Your link has been automatically embedded. Locate your spindle at 0.331-0.250 and drill a 3/32” hole down to the take down pin hole. 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.Â He changed it on us.Â In that case and if it barely protrudes through both, put the detent on a diet. Also make sure there is no debris down in the hole. AR-15 Safety Selectors & Ambidextrous Safety Selectors. Also, M5 stripped lower’s bolt catch is threaded for a screw pin (no roll pin needed) and an integrated trigger guard. Included in this kit is are numerous peices including the takedown pin … Powered by Invision Community. × So Iâm guessing Anderson put the shoulder 1/32 or so too far away from the big hole or maybe the anodizing is reducing the channel? Buy, Sell, and Trade your Firearms and Gear. more info Quick view Add to Cart. Semper Paratus Certified AR15 Armorer. That made the selector switch run flawlessly-- it … Hi guys , hope someone here can help. Without that detent the safety will not function properly. The buffer tube itself keeps the retainer in place, … i have finished all the machining so dont want to have to send it back to them.