Product DescriptionThe Spikes Spider Stripped Lower Receiver is an American-made AR-15 lower receiver built to high standards for custom rifle builds and replacement projects. Forged from durable 7075-T6 aluminum and finished in black hard-coat anodizing, this multi-caliber stripped lower offers the strength, corrosion resistance, and clean appearance builders expect from a quality platform component. It features the distinctive ST Spider logo along with fire and safe selector markings, plus a low shelf design that is RDIAS compatible. This receiver requires a lower parts kit, buffer, and stock to complete.Product Highlights Forged 7075-T6 aluminum construction for strength, durability, and dependable AR-15 build performance Black hard-coat anodized finish helps resist wear and corrosion while maintaining a sleek tactical look Multi-caliber stripped lower receiver designed for AR-15 platform compatibility Features ST Spider logo engraving with clearly marked fire and safe selector positions Low shelf design with RDIAS compatibility for specialized build applications Specs Product Type: Stripped Lower Receiver Platform Fit: AR-15 Caliber: Multi-Caliber Material: 7075-T6 Aluminum Finish: Black Hard-Coat Anodized Markings: Fire & Safe Selector Markings Design: Low Shelf Compatibility: RDIAS Compatible Weight: 8.6 oz Country of Manufacture: USA UPC: 855319005037 MPN: STLS018 Brand: 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.