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Build your AR with confidence by selecting an AR-15 kit in whichever caliber you want. AR15 Headquarters wants to bring out the armorer in you by offering the best kits at the best prices. Bring out the armorer in you by building your AR-15 from the ground up or upgrading an existing one. Complete your build with our large selection of American-Made AR-15 lower receivers and lower build & parts kits.

Customers are responsible for ensuring that when assembling kits, they must adhere to all Local, State, and Federal laws.