The Armaspec ARM251-BLK Lower Parts Kit provides a comprehensive, premium collection of components designed for building out or upgrading a standard 223 Rem / 5.56 NATO lower receiver. This all-in-one kit eliminates the guesswork by compiling high-grade stainless steel springs, detents, and pins engineered for long-lasting durability and smooth mechanical function. Highlighting the kit is the Armaspec SFT 45/90 ambidextrous safety selector, allowing users to choose between a short-throw or standard throw orientation. To further enhance ergonomics and weapon manipulation, the kit includes an enhanced superlight takedown and pivot pin set alongside an enhanced magazine release button for faster, more intuitive reloads. Complete with heavy-duty anti-walk trigger and hammer pins, this complete lower parts kit ensures an exceptionally secure assembly and enhanced reliability for your custom modern sporting platform.

• Manufacturer: Armaspec
• Model: Complete Lower Parts Kit
• Caliber: .223 Remington / 5.56 NATO
• Finish Color: Black / Stainless Steel Components
• Safety Selector: Armaspec SFT 45/90 Ambidextrous Safety Selector
• Pins & Detents: Enhanced Superlight Takedown & Pivot Pins, Anti-Walk Trigger/Hammer Pins, Stainless Steel Detents
• Magazine Release: Enhanced Magazine Release Button & Magazine Catch Assembly
• Bolt Catch: Standard Bolt Catch with Roll Pin, Detent, and Spring
• Unique Features: Ambidextrous multi-throw safety, anti-walk pin retention, upgraded ergonomic control points, premium stainless steel springs/detents
• What's In The Box: SFT 45/90 Safety Selector, Bolt Catch, Enhanced Takedown & Pivot Pins, Magazine Catch, Enhanced Magazine Release Button, Anti-Walk Pins with Hex Keys, Buffer Retainer, Complete Spring and Detent Kit