Aero Precision M4E1 PRO Lower

Aero Precision M4E1 Pro Lower Receiver Features Crafted to provide a high-quality foundation for your AR-15 build this lower receiver is compatible with AR15 components and magazines making it highly versatile for customization. The semi-complete design includes essential components pre-installed reducing assembly time while still allowing for user preference in parts selection. With ambidextrous controls it offers increased functionality for both left- and right-handed shooters. The M4E1 Pro series is recognized for its durability and precision machining making it an excellent choice for a robust and reliable AR-15 build. Aero Precision M4E1 Pro Lower Receiver Specifications Brand: Aero Precision Series: M4E1 Model: Pro Lower Receiver Category: Lowers Firearm Fit: AR-15 Gun Platform: AR-Style Hand Orientation: Ambidextrous Type: Semi-Complete Receiver Finish: Black Anodized Compatible With: AR15 Components and Magazines