Tungsten AR-15 Lower Receivers

Give your AR build a modern, industrial edge with a tungsten lower receiver. This deep metallic gray provides a sleek, subdued aesthetic. AT3’s tungsten lowers are forged from premium materials by trusted brands and ship them promptly to your local FFL dealer. Whether you’re creating a stealthy tactical rifle or READ MORE

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AT3™ AT-15 Stripped Lower Receiver – Anodized and Cerakote

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

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

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AT3 Tactical AT-15 Quad Rail Builder Set - Upper, Lower, and Handguard - 7 Inch - Tungsten

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

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AT3 Tactical AT-15 Lower with Rise Armament Rave 140 Trigger - Tungsten - Flat

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AT3™ AT-15 Lower Receiver with Rise Armament Rave 140 Single Stage Trigger

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

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

CMMG Mk3 AR-10 Stripped Lower Receiver

CMMG Mk3 AR-10 Stripped Lower Receiver

Give your AR build a modern, industrial edge with a tungsten lower receiver. This deep metallic gray provides a sleek, subdued aesthetic. AT3’s tungsten lowers are forged from premium materials by trusted brands and ship them promptly to your local FFL dealer. Whether you’re creating a stealthy tactical rifle or a custom statement piece, our tungsten-colored lowers make the perfect foundation. Browse our selection and construct your unique tungsten AR project today!