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Polymer80 - AR15 Lower Parts Kit

In stock

Available In Store at Auburn, WA

Polymer80 - AR15 Lower Parts Kit


The lower parts kit includes all the parts needed to finish your lower receiver build, at an excellent price. These are high quality kits, excellent machining on the triggers and other parts throughout. This kit includes the pistol grip and trigger guard.

List of Components:


  •         Bolt Catch Spring
  •         Buffer Retainer Spring
  •         Disconnector Spring (colored tapered end)
  •         Hammer Spring
  •         Magazine Catch Spring
  •         Front Pivot & Rear Takedown Detent Springs
  •         Safety Selector Spring
  •         Trigger Spring


  •         Bolt Catch Buffer
  •         Bolt Catch Roll Pin
  •         Hammer Pin
  •         Front Pivot & Rear Takedown Detents
  •         Front Pivot & Rear Takedown Pins
  •         Trigger Guard Roll Pin
  •         Trigger Pin
  •         Bolt Catch
  •         Buffer Retainer
  •         Safety Selector Detent

    Trigger, Hammer, Mag Catch, Safety Selector

  •         Disconnector
  •         Hammer
  •         Magazine Catch
  •         Magazine Catch Button
  •         Pistol Grip
  •         Pistol Grip Lock Washer
  •         Pistol Grip Screw
  •         Safety Selector
  •         Trigger
  •         Trigger Guard
More Information
Manufacturer Polymer80