The Aero Precision BRN AR-308/M5 Takedown Pin is a purpose-built replacement component for Aero M5 and compatible DPMS-pattern .308 AR lower receivers. Machined from durable steel, this pin is designed to restore smooth, secure takedown function so your rifle opens and closes with consistent, positive engagement every time.

This dedicated .308-platform takedown pin is ideal for builders refreshing a well-used lower or completing a new Aero Precision M5 build with factory-spec parts. Its robust steel construction supports long-term reliability for range use, training, or general-purpose rifle setups where dependable operation matters. Backed by Aero Precision’s reputation for tight tolerances and quality control, it integrates seamlessly into your existing lower receiver.

• Manufacturer: Aero Precision
• Model: M5 .308 Takedown Pin
• Material: Steel