Black Rifle Depot has one of the largest selections of AR 15 Lower Build Kits in the industry from a variety of manufactures. All of Black Rifle Depot's AR 15 Lower Build kits come with everything you need to complete your AR 15 and variant lower receiver into a working firearm. Kits can be upgraded to include AR 15 Lower Parts Kits from manufactures such as AERO PrecisionAnderson ManufacturingUSGI and APOC Armory.


  • Complete MIL SPEC Buffer Tube Kit W/Stock
  • Mil spec AR 15 Lower Parts Kit
  • Lifetime Warranty

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