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80% Arms Easy Jig Review

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  • dirtymaxx12
    Member
    • Dec 2013
    • 263

    80% Arms Easy Jig Review

    Hey Everyone,

    I just wanted to write a quick review of the 80% Arms AR 15 Easy Jig. The easy jig retails for $149 on their website. You can find it here: http://www.80percentarms.com/collect...ar-15-easy-jig. In addition to the jig, you will need a laminate router, 3 drill bits, 1 end mill bit, and a drill stop. 80% Arms also has a Tool Kit for $45 that includes everything needed except the router. I’d recommend going with this. I decided to obtain the bits individually from the hard ware store, but ended up spending more than I would have had I just ordered the tool kit with the jig.

    A little bit about myself before I start, I’m 23 years old and I’m an IT “geek”. I am a Systems and Network Administrator. I’m nowhere near a mechanic or a handy man. I got my first 80% lower from a friend as a gift for helping him with some home networking tasks. I got the “bug” that most of us get. I wanted to finish it and build another rifle.

    I did a lot of research when it came to the jig. I was originally set on the Broken Armory Drill Press jig, but I kept seeing the 80% Arms Easy Jig pop up in the forums and online. I wasn’t so sure of how a router would work (mainly because I’ve never used one). I put the brakes on and decided to wait. Finally one day, I just bit the bullet on the easy jig. As mentioned above, I got the tool kit elsewhere, but I recommend getting it with the jig from 8-% arms.

    The jig was on back order when I ordered it so I had a good amount of time to read up on the instructions, watch youtube videos, read other reviews, gather supplies etc. Let me warn you, it was a bad idea. It made this already stressful and scary project that much more confusing and intimidating. The instructions are long and very detailed, but intimidating. Especially to someone who doesn’t know the lingo 100%. I always got trigger pocket, rear shelf, etc confused.

    Fast forward 3-4 weeks. My easy jig and end mill arrives. I have my router. I have my tool kit. I have cutting fluid. I have everything I need to start. I read the instructions again and decided to give it a try. I started assembling the jig, but realized that the threads weren’t threaded correctly on the jig wall that I received. I called 80% arms and they sent a replacement wall ASAP. Huge props for the quick and fast response.

    I received the fixed wall and started what felt like the hardest and most confusing project I’ve done, next to building my first AR. I assembled the Jig with a tactical machining 80% lower and started at the drill press. The instructions mention doing one “hash” at a time. I ended up setting the drill stop at the final depth and just taking it slow and often clearing the debris. I got all 10 holes drilled. (8 deep, 2 shallow).

    I re-assembled the jig and went away with the router. This was the most time consuming as I only did a small layer of removal at a time. I probably could have gone with deeper passes but I didn’t want it to look bad. I wanted it as clean and smooth as possible. Having an air compressor or shop vac handy makes clearing the shavings a lot easier than removing the jig from the vise every time. After about 2.5 hours I got the main trigger pocket done. Off to the rear shelf next.

    The rear shelf was a piece of cake compared to the trigger pocket. It only look about 15 minutes and was very easy. After this step, the rest is very easy.

    I moved to the trigger hole. The trigger hole is easy, but for some reason I could never get it to be smooth. It was always rough.

    The last and final step is drilling the 4 firing pin holes (2 on each side) and the 2 safety selector holes (1 on each side). This was easily accomplished with a hand drill.

    Overall the process took 3-4 hours. Not the 1 hour that 80% arms claims. It was incredibly simple but be prepared to have a lot of patience and do repetitive work.

    Here is what I liked:
    1. Customer service is top notch
    2. Vast amount of documentation and manuals on their website.
    3. It really is “EASY”
    4. The jig is very well made.
    5. The instructions are great. ( I now understand them as I have one under my belt)
    6. Price is competitive.
    7. Hard to mess up. The jig only goes together one way. It’s fool proof.

    Here is what I didn’t like:
    1. Shavings got caught between the jig and lower which caused some of the anodizing to wear off. (Note for next time: clear any chips that may have gotten between lower and jig)
    2. When using the tactical machining lower, one of the 8 holes isn’t aligned properly causing the trigger pocket to be “rounded” in one corner. This doesn’t affect functionality. It’s only aesthetic.
    3. Time it takes, it isn’t an hour like they claimed.
    4. For some reason, the trigger hole never turns out nicely. It’s probably my error.


    To re-cap… The easy jig is probably indeed the easiest way to finish an 80% lower. To date, I’ve done 4 and they keep getting better every time as I learn how to and how not to do things. It’s fairly priced and well made. It will last a life time, as long as you take care of it. Don’t be afraid to try, just buy 2 lowers so you have one to test on and one to perfect.
    Last edited by dirtymaxx12; 04-15-2015, 8:26 PM.
  • #2
    steel30
    Senior Member
    • Aug 2013
    • 2042

    Nice review, any PICS? I am looking forward to doing my first 80% build here in the near future...thanks for the insight.
    sigpic

    Comment

    • #3
      dirtymaxx12
      Member
      • Dec 2013
      • 263

      Here is my buddy doing his today. Nice and slow with the drill press and cutting fluid.
      anthonydrill.jpg


      Here's a pic of the drill press:
      drill press.jpg

      And a pic of it done after drilling the 10 holes:
      after10holes.jpg

      Comment

      • #4
        dirtymaxx12
        Member
        • Dec 2013
        • 263

        Here is a pic with the trigger pocket template and router base installed:
        millingtriggerpocket.jpg

        Pic of router and jig:
        router.jpg

        Finished product:
        finished.jpg

        Another finished product (dad did this one):
        2nddone.jpg

        Pic of the rough trigger hole:
        triggerhole.jpg

        Comment

        • #5
          dirtymaxx12
          Member
          • Dec 2013
          • 263

          Assembled and ready to shoot!
          assembled.jpg

          Comment

          • #6
            Sawdust
            Member
            • Oct 2005
            • 251

            Good review, and thanks for posting it.

            What cutting fluid did you use?

            Are the lowers that you used 7075 or 6061?

            Sawdust

            Comment

            • #7
              dirtymaxx12
              Member
              • Dec 2013
              • 263

              Originally posted by Sawdust
              Good review, and thanks for posting it.

              What cutting fluid did you use?

              Are the lowers that you used 7075 or 6061?

              Sawdust
              I used Tap Magic. I got it from my local hardware store.

              The lowers were 7075, which explains why it was probably harder and took longer with the router.

              Comment

              • #8
                boopiejones
                Senior Member
                • May 2014
                • 2044

                what hole didn't line up when using the TM lower?

                i just finished a TM lower using my easy jig, and i had to make a slight modification to the easy jig side plates to make it work: bevel the upper corners of the jig behind the rear takedown pin hole, and cut out some material from the middle to accomodate the slightly raised part of the lower that extends down past the mag release button hole.
                my Benitez goes to 11

                Comment

                • #9
                  dirtymaxx12
                  Member
                  • Dec 2013
                  • 263

                  Originally posted by boopiejones
                  what hole didn't line up when using the TM lower?

                  i just finished a TM lower using my easy jig, and i had to make a slight modification to the easy jig side plates to make it work: bevel the upper corners of the jig behind the rear takedown pin hole, and cut out some material from the middle to accomodate the slightly raised part of the lower that extends down past the mag release button hole.
                  I didn't have to do any of that. Here is a pic of the area that seems to be mis-aligned. Notice how the corner is very round? The hole on the jig seems to be too far in the direction.
                  finished.jpg

                  Comment

                  • #10
                    Jeepers
                    Veteran Member
                    • Sep 2009
                    • 3415

                    Originally posted by dirtymaxx12
                    I didn't have to do any of that. Here is a pic of the area that seems to be mis-aligned. Notice how the corner is very round? The hole on the jig seems to be too far in the direction.
                    [ATTACH]406063[/ATTACH]
                    hmmm that has been pointed out on a few reviews i am surprised that 80% arms has not corrected it yet , and i dont think its a TM issue as you are cutting with a template, its a template issue either in the FCG milling template or the drilling template is off
                    Last edited by Jeepers; 04-16-2015, 10:21 AM.
                    Originally posted by Ronald Reagan
                    Before I refuse to take your questions, I have an opening statement.

                    Comment

                    • #11
                      dirtymaxx12
                      Member
                      • Dec 2013
                      • 263

                      Originally posted by Jeepers
                      hmmm that has been pointed out on a few reviews i am surprised that 80% arms has not corrected it yet , and i dont think its a TM issue as you are cutting with a template, its a template issue either in the FCG milling template or the drilling template is off
                      Glad it's not just me. Do you by chance have a link to the other reviews that mention this?

                      Comment

                      • #12
                        dirtymaxx12
                        Member
                        • Dec 2013
                        • 263

                        Just found this. It might help to make the trigger slot better.

                        Comment

                        • #13
                          BigPimping
                          CGN Contributor
                          • Feb 2010
                          • 21441

                          I used this on mine. It was awesome.
                          sigpic

                          PIMP stands for Positive Intellectual Motivated Person

                          When pimping begins, friendship ends.

                          Don't let your history be a mystery

                          Comment

                          • #14
                            boopiejones
                            Senior Member
                            • May 2014
                            • 2044

                            hmmm...i think i must have an older version of the easy jig. mine definitely required modifications to fit the TM lower, and it doesn't have that problem of the overly-rounded corner...
                            my Benitez goes to 11

                            Comment

                            • #15
                              dirtymaxx12
                              Member
                              • Dec 2013
                              • 263

                              Originally posted by boopiejones
                              hmmm...i think i must have an older version of the easy jig. mine definitely required modifications to fit the TM lower, and it doesn't have that problem of the overly-rounded corner...

                              Post some pics if you can.

                              Comment

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