Aero Precision M5 LPK with Pro Duty Trigger




Note: These LPKs no longer come with a threaded bolt catch pin. They now come with standard roll pins.

Ready to build out a lower, but wanting to minimize spare parts that might tempt you into yet another build? The Aero Precision lower parts kit for builders is just what you’re looking for. This MIL-SPEC parts kit contains all of the small parts you need to get a lower together but drops the parts you were going to toss in your parts bin anyway in favor of aftermarket upgrades. The remaining components are built to proper MIL-SPEC quality for maximum reliability and compatibility. This kit is designed for their M5 .308 receivers.

This kit includes our Pro Duty trigger which comprises of a Schmid Tool Nickel Teflon trigger, JP Enterprises Enhanced Reliability Spring kit and Nitrided trigger and hammer pins. This is one of the best triggers you can get for under $75.

Kit includes:

  • Takedown/pivot spring
  • Takedown/pivot detent
  • Takedown pin
  • Pivot pin
  • Bolt catch
  • Bolt catch spring
  • Bolt catch buffer
  • Standard bolt catch roll pin
  • Safety selector
  • Safety selector spring
  • Safety selector detent
  • Buffer retainer
  • Buffer retainer spring
  • Magazine catch body
  • Magazine catch spring
  • Magazine catch button
  • Pro Duty Trigger Pack


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