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Thread: BCM Receiver Extension Question

  1. #21
    Join Date
    Aug 2007
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    Quote Originally Posted by hk_shootr View Post
    I don't see cracks. I see voids from the forging process, would suspect the extension was too cool. When the billet or dies are not hot enough, the alloy is not as mailable, it starts to tear. It’s quite possible these are the marks you are seeing.
    I'm seeing voids as well. Would not pass muster in any of my shops.
    Quote Originally Posted by Jaykayyy
    And to the guys whining about spending more on training, and relying less on the hardware, you just sound like your [sic] trying to make yourself feel superior.

  2. #22
    Join Date
    Apr 2016
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    Texas
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    Nope.

  3. #23
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    Quote Originally Posted by tehpwnag3 View Post
    I can't find the video but it was a surprisingly quick process, and worth posting in this thread for all to see.
    I think I found the video. > https://www.youtube.com/watch?v=QG_RswsPCjo

  4. #24
    Join Date
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    Second photo is much more clear. Looks like that’s a bad forging. Contact customer service.


    Sent from my iPhone using Tapatalk

  5. #25
    Join Date
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    The one I recall was a horizontal fixture, but the end result was the same. Thanks for posting that!

    Quote Originally Posted by 556Cliff View Post
    I think I found the video. > https://www.youtube.com/watch?v=QG_RswsPCjo

  6. #26
    Join Date
    Jan 2007
    Location
    SE Pennsylvania
    Posts
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    Quote Originally Posted by hk_shootr View Post
    I don't see cracks. I see voids from the forging process, would suspect the extension was too cool. When the billet or dies are not hot enough, the alloy is not as mailable, it starts to tear. It’s quite possible these are the marks you are seeing.
    Thank you, "voids" is a much better word choice
    Quote Originally Posted by 556Cliff View Post
    I think I found the video. > https://www.youtube.com/watch?v=QG_RswsPCjo
    Fascinating! Thanks for posting this video, not at all how I thought it might work.

    Sent from my SM-T350 using Tapatalk

  7. #27
    Join Date
    Jan 2008
    Location
    AZ-Waging jihad against crappy AR's.
    Posts
    24,900
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    104 (100%)
    Closed until the OP reports back from BCM.



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  8. #28
    Join Date
    Mar 2011
    Location
    Tempe
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    See OP for update. BCM is awesome!!!

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