Lower Build Kits

19 products

10% off

AT3 Pro-Builder AR-15 Lower Build Kit

AT3™ Pro-Builder™ Black AR-15 Lower Build Kit

(3)

AT3 AR-15 Lower Build Kit – Magpul Stock and Grip, AT3 Lower Parts Kit and Buffer Assembly

3 options

(5)

AT3 Tactical A1 Retro AR-15 Lower Build Kit

A1 Retro AR-15 Lower Build Kit

AT3 Tactical MIL-SPEC AR-15 Lower Build Kit - No Stock

AT3 Tactical MIL-SPEC AR-15 Lower Build Kit – No Stock

AT3 Tactical Ambi AR-15 Lower Build Kit - No Stock

AT3 Tactical Ambi AR-15 Lower Build Kit – No Stock

AT3 Tactical AR-15 Lower Build Kit - Hogue Furniture

AR-15 Lower Build Kit – Hogue Furniture

AT3 Tactical Minimalist AR-15 Lower Build Kit

AT3 Tactical Minimalist AR-15 Lower Build Kit

AT3 Tactical AR-15 Lower Build Kit - Magpul MOE Carbine Furniture

AR-15 Lower Build Kit – Magpul MOE Carbine Furniture

AT3 Tactical CAR-15 Retro AR-15 Lower Build Kit

CAR-15 Retro AR-15 Lower Build Kit

AT3 Tactical MIL-SPEC AR-15 Lower Build Kit

AT3 Tactical MIL-SPEC AR-15 Lower Build Kit

AT3 Tactical MIL-SPEC AR-15 Lower Build Kit w/Brace

AT3 Tactical MIL-SPEC AR-15 Lower Build Kit w/Brace

AT3 Tactical AR-15 Lower Build Kit - WOOX Furniture

AR-15 Lower Build Kit – WOOX Furniture

AT3 Tactical AR-15 Lower Build Kit - UTG Furniture

AT3 Tactical AR-15 Lower Build Kit – UTG Furniture

AT3 Tactical AR-15 Lower Build Kit - Strike Industries Furniture

AR-15 Lower Build Kit – Strike Industries Furniture

AT3 Tactical LR AR-15 Lower Build Kit - Luth-AR Furniture

Long Range AR-15 Lower Build Kit – Luth-AR Furniture

AT3 Tactical LR AR-15 Lower Build Kit - FAB Defense Furniture

Long Range AR-15 Lower Build Kit – FAB Defense Furniture

AT3 Tactical LR AR-15 Lower Build Kit - Magpul/Ergo Furniture

Long Range AR-15 Lower Build Kit – Magpul/Ergo Furniture

AT3 Tactical Skeleton AR-15 Lower Build Kit

Skeletonized AR-15 Lower Build Kit

AT3 Tactical Big & Tall AR-15 Lower Build Kit

Big & Tall AR-15 Lower Build Kit