The Sharps Bros Warthog Stripped Lower is machined from 7075-T6 aluminum and features a unique design inspired by the A-10 Warthog aircraft. This lower receiver includes an oversized and integral trigger guard, beveled magazine flare, and is marked for multi-caliber use. It is fully compatible with all mil-spec internal parts and aftermarket mil-spec upper receivers, as well as standard GI magazines and PMags.Key FeaturesMaterial: Constructed from durable 7075-T6 aluminum for strength and longevity.Finish: Features a black anodized finish for corrosion resistance and aesthetic appeal.Compatibility: Compatible with mil-spec AR-15 internal parts, ensuring ease of assembly with standard parts.NOTE: Requires a lower parts kit, buffer, and stock of your choosing to complete.