Aero AR15 Standard Lower Parts Kit

(1 customer review)


Aero Precision Standard Lower Parts Kit

This kit includes all parts needed to complete a lower receiver (less buffer system) Check out our selection of Aero Precision products today!

21 in stock

SKU: APRH100029C Categories: , , , ,


Our lower parts kit helps you to build a custom AR15 from the ground up. Mil-spec dimensions and coating ensure the highest quality and correct component interface.


  • Takedown/pivot Spring
  • Takedown/pivot detent
  • Trigger/hammer pin
  • Takedown pin
  • Pivot pin
  • Bolt Catch
  • Bolt Catch Spring
  • Bolt Catch buffer
  • Bolt catch roll pin
  • Safety Selector
  • Safety Selector spring
  • Safety Selector detent
  • 4-40 Set Screw (for threaded takedown pin detent hole)
  • Buffer retainer
  • Buffer retainer spring
  • Trigger guard
  • Trigger guard roll pin
  • A2 pistol grip
  • Pistol grip screw
  • Pistol grip lock washer
  • Trigger spring
  • Hammer spring
  • Disconnector spring
  • Magazine catch body
  • Magazine catch spring
  • Magazine catch button
  • Hammer
  • Trigger
  • Disconnector
Additional information

Additional information

Weight 0.65 lbs
Dimensions 4 × 3 × 2 in


Aero Precision

Reviews (1)

1 review for Aero AR15 Standard Lower Parts Kit

  1. ROBERTO OLANO (verified owner)

    I purchased this for my AR9 project and worked out very well. For the price it is a steal!!!

    • Curtis Obst

      Roberto, Thank you for your support! I appreciate you taking the time to leave a review. Glad we could help. Enjoy

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