ALPHA AR 15 Lower Build Kit

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ALPHA AR 15 Lower Build Kit

The Alpha AR 15 Lower Build Kit manufactured by Trinity Force is a light weight AR 15 Stock made of a high quality polymer. It has a integrated rubberized cheek rest and QD swivel mount attachment point. These kits come with everything needed to complete your AR 15 Lower Receiver. 

Kit Includes:

  • Includes Complete Mil Spec Trinity Force Stock & Buffer Kit
  • Includes Complete Mil Spec Lower Parts Kit (OEM)
  • Lifetime Warranty
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Warranty Information

Lifetime Warranty*-Warranty does not cover use with 80% lower.
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21 Reviews

  • 5

    Posted by Cory Barker on Dec 15th 2019

    It came neatly packed,the shipping was quicker then thought.the quality and price go hand and hand..thank you BRD

  • 5
    Good fit I loved it

    Posted by Ronnie Smithson on Nov 21st 2019

    Will buy again

  • 5
    Alpha lower kit

    Posted by Mike Butler on Nov 7th 2019

    Shipped quickly and fit and finish were great! Will buy it again for the next build.

  • 5
    Alpha lower build kit

    Posted by Matt on Oct 30th 2019

    Fast delivery. Everything looks and fits great. Thank you.

  • 4
    Great Value for what you get

    Posted by Eric Leggett on May 21st 2019

    Purchased this kit to complete my stripped lower. All the parts fit nicely took 30min to complete. Only issue is that the buttstock has slight rotational movement My AR 7.62x39build looks really good

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