Product DescriptionThe Spikes Spartan Stripped Lower Receiver is built for AR-15 platform enthusiasts who want a forged receiver made to high standards and ready for a custom build. Constructed from durable 7075-T6 aluminum and finished in black hard coat anodizing, this multi-caliber stripped lower offers strength, corrosion resistance, and a clean foundation for a personalized rifle setup. This Spartan model features a distinctive Spartan Helmet logo and selector markings, along with a low shelf design and RDIAS compatibility. Because this is a stripped lower receiver, a lower parts kit, buffer, and stock are required to complete the build.Product Highlights Forged 7075-T6 aluminum stripped lower receiver designed for AR-15 platform builds Black hard coat anodized finish helps resist wear and corrosion in demanding conditions Multi-caliber compatibility offers flexibility for a wide range of AR-15 configurations Features Spartan Helmet logo and Spartan-themed selector markings for a distinctive look Low shelf design with RDIAS compatibility for specialized build requirements Specs Product Type: Stripped Lower Receiver Model: Spartan Platform Fit: AR-15 Caliber: Multi-Caliber Material: 7075-T6 Aluminum Finish: Black Hard Coat Anodized Series: Stripped Lower Receiver Trigger: None Pin Hole Diameter: .154 in. trigger and hammer pins Design: Low shelf Compatibility: RDIAS compatible Logo: Spartan Helmet Weight: 8.60 oz Country of Manufacture: USA UPC: 855319005051 MPN: STLS021 Brand Name: Spikes Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.