TacFire 6-Position AR-15 Operator AR Collapsible Buttstock Kit is a complete stock assembly upgrade for AR-15 rifle platforms. Built for customized ergonomics and reliable operation, it features a 6-position adjustable configuration to tailor length of pull. Finished in black, this stock kit provides a direct drop-in replacement solution for stable handling and consistent performance. Safety Note Follow all manufacturer installation instructions. Verify proper function and secure mounting before use. Comply with local firearm laws and regulations.