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Alpine Black Watch


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  • 1 Post By stretch

Thread: BCGs

  1. #1
    Member stretch's Avatar
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    BCGs

    Unused BCGs for sale. Nitride / Melonite treated. $250

    Superior to standard mil spec chrome lined, parkerised bolt carrier groups. 9310 Steel MPI tested bolt & 8620 Steel Carrier. Corrosion resistance inside and out. Slicker hardened 70RC surface. Very little lubrication needed. Easier to clean. Increased bolt carrier life. Extra power extractor spring installed, no o-ring needed.









    https://www.alphashootingsports.com/...p/mel16bcg.htm

    Also have one unfired standard chrome-lined, parkerised BCG available. $220. See my previous sale post if you need pictures.

  2. #2
    Member stretch's Avatar
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    1x Nitrided BCG Sold. 2x Nitrided and 1x Parkerised still for sale.

  3. #3
    Member stretch's Avatar
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    Another Nitrided BCG sold. 1 of each type left.

    Sent from my SM-T800 using Tapatalk

  4. #4
    Member stretch's Avatar
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    Just the standard parkerised, chrome-lined one left now.

    Sent from my SM-T800 using Tapatalk

  5. #5
    Member stretch's Avatar
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    One Nitrided, one Parkerised BCG left. I'll keep whichever one doesn't sell.

  6. #6
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    PM Sent

  7. #7
    Member stretch's Avatar
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    Only Parkerised one left. Again.

  8. #8
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    Off topic but what's the advantages of either coating?

    Sent from my GT-I9506 using Tapatalk

  9. #9
    Member stretch's Avatar
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    Got more of these available now.

    Quote Originally Posted by stretch View Post
    Unused BCGs for sale. Nitride / Melonite treated. $250

    Superior to standard mil spec chrome lined, parkerised bolt carrier groups. 9310 Steel MPI tested bolt & 8620 Steel Carrier. Corrosion resistance inside and out. Slicker hardened 70RC surface. Very little lubrication needed. Easier to clean. Increased bolt carrier life. Extra power extractor spring installed, no o-ring needed.









    https://www.alphashootingsports.com/...p/mel16bcg.htm


    Sent from my SM-T800 using Tapatalk

  10. #10
    Member stretch's Avatar
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    @fernleaf

    Sent from my SM-T800 using Tapatalk

  11. #11
    Member fernleaf's Avatar
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    Quote Originally Posted by stretch View Post
    @fernleaf

    Sent from my SM-T800 using Tapatalk
    Cheers - PM'd you.

  12. #12
    Member stretch's Avatar
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    Bump. $220

  13. #13
    Member stretch's Avatar
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    Bump. Buy my stuff, so I can buy other stuff.

  14. #14
    Member stretch's Avatar
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    Got a couple of these BCGs left. $220.

    Sent from my SM-T800 using Tapatalk
    MrHappyNZ likes this.

 

 

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