Noveske Chainsaw N4 Stripped Lower Receiver, Semi-automatic, 223 Rem/556NATO, Black Finish, Includes Set Screw 04000885 Upgrade your AR platform with this Enhanced AR-15 Lower Receiver, designed for superior performance and ergonomic handling. It features an oversized flared magazine well for faster reloads, an improved ergonomic trigger guard, and ambidextrous controls for both bolt and magazine release. Hardcoat Type III anodizing ensures military-grade durability, while the adjustable tension screw guarantees a perfect fit between upper and lower receivers. Complete with ambidextrous bolt release and magazine catch hardware, this lower receiver is ready to enhance any build.