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Thread: 80% lowers

  1. #1

    Default 80% lowers

    Does anyone know of a machine shop in the Denver metro area that has a CNC milling machine with a program to finish an 80% lower? Also what they charge?

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    COAR SpecOps Team Leader theGinsue's Avatar
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    Of course, you mean "Also what they charge to let me use the equipment to complete the lower​?"
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    Stircrazy Jer jerrymrc's Avatar
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    Quote Originally Posted by theGinsue View Post
    Of course, you mean "Also what they charge to let me use the equipment to complete the lower​?"
    Yep. This just hurts so much. OK, so you want a 80% receiver because it is NOT a firearm right? So YOU buy this "non firearm" and YOU are welcome to complete it. IF a shop had a program to complete the receiver then they would be the MFG and have to have a 07 FFL because they just became the MFG by completing it. Then it requires a ser # and you would have to do a 4473 to get it back because you are now receiving a firearm.

    Hope this helps.
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    Stircrazy Jer jerrymrc's Avatar
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    80% lowers are for guys how have a harbor freight mill in their house.
    Got's one of those.
    I see you running, tell me what your running from

    Nobody's coming, what ya do that was so wrong.

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    If you got an 80% all you need is the jig and a drill press. Google- 80% lower jig..... It will help you finish the trigger well.

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    Machine Gunner spyder's Avatar
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    Quote Originally Posted by 10mm-man View Post
    If you got an 80% all you need is the jig and a drill press. Google- 80% lower jig..... It will help you finish the trigger well.
    This is pretty much your only option unless you want to pay a shop that already has an FFL to complete the receiver for you, in which they will have to put their name, and a serial number on it also, and then sell it to you.... You might as well just go buy a cheap receiver from someone if you are going to go this route. It looks like you should have put a little more thought into your purchase. 80 percenters are for people who will complete the receiver themselves, otherwise, you should have just spend another $40 and got a regular lower.
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    QUITTER Irving's Avatar
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    Is it generally better/easier to finish the lower using a mill if you have one?
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    Machine Gunner spyder's Avatar
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    Quote Originally Posted by Irving View Post
    Is it generally better/easier to finish the lower using a mill if you have one?
    Yes, a horizontal mill....
    If you make something idiot proof, someone will make a better idiot... Forget youth, what we need is a fountain of smart. There are no stupid questions, just a lot of inquisitive idiots.
    Life is pleasant. Death is peaceful. It's the transition that's troublesome. --Isaac Asimov
    Like, where's spyder been? That guy was like, totally cool and stuff. - foxtrot

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    Quote Originally Posted by spyder View Post
    Yes, a horizontal mill....
    Why a horizontal over a vertical milling machine?

    Roger

  10. #10
    Hired for my ass Shootersfab's Avatar
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    I would suggest opening up the pocket with an oxy/acytylene torch, then finishing it out with a closed coat 9" grinder....this achieves the best, most precise results..

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