Black Rifle Depot

M16A1 Lower Build Kit

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MSRP: $209.95
— You save $20.00


M16A1 Lower Build Kit

The Black Rifle Depot M16A1 AR 15 Lower build Kit is a true retro kit and includes everything you need to finish your AR 15 Lower Receiver. Each M16A1 kit includes a CMMG A1 Stock and Buffer kit plus Black Rifle Depot's AR 15 Lower Parts kit w/2 stage trigger group . 


  • CMMG A1 Stock And Buffer kit
  • AR 15 Lower Parts Kit w/ 2 stage trigger group

Limited Lifetime Warranty *Warranty does not cover use with 80% lower.

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Warranty Information

This kit comes with our LIFETIME WARRANTY* in the rare case you need one. Each part is personally inspected for quality and hand packaged to ensure your satisfaction. *Note: Warranty only valid when used with mil-spec lower, warranty does not cover use with 80% lower.
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1 Review

  • 5
    Fits and functions perfectly

    Posted by Garrett on Aug 2nd 2023

    Bought this kit for a dissipator build I assembled. Everything fits perfectly and with a little polishing the two stage trigger feels pretty decent.

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