Complete AR-15 Rifle Build Kits

Everything you need to build your next AR-15, minus the lower receiver! These complete rifle kits include the stock and recoil assembly, lower parts kit, and all upper parts to make a complete rifle. AT3 rifle kits include free assembly of your complete upper receiver.

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AT3 Tactical AT-15 M-LOK Builder Set - Lower, Upper, and SPEAR M-LOK Handguard

(9)

AT3™ AT-15 M-LOK Builder Set – Anodized and Cerakote

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(1)

AT3™ AT-15 Lower and Upper Receiver Set – Anodized and Cerakote

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AT3 Tactical AT-15 Quad Rail Builder Set - Lower, Upper, and Pro Quad Rail Handguard

(6)

AT3™ AT-15 Quad Rail Builder Set – Anodized and Cerakote

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AT3™ AT-15 SPEAR XL Billet Builder Set - Anodized and Cerakote

AT3™ AT-15 SPEAR XL Billet Suppressor Ready Builder Set – Anodized and Cerakote

Includes everything you need but a lower receiver!

(5)

TacFire RK556 Unassembled AR-15 Complete Rifle Kit

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AT3 Tactical Rifle Kit with Lightweight Barrel FDE

(7)

AT3™ Complete M-LOK AR-15 Rifle Kit with 16 Inch Pencil Barrel

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AT3™ AT-15 SPEAR XL Forged Builder Set - Anodized and Cerakote

(1)

AT3™ AT-15 SPEAR XL Forged Suppressor Ready Builder Set – Anodized and Cerakote