• AR-15 lower receivers


  • 1x Takedown Pin
  • 1x Receiver Pivot Pin
  • 2x Takedown Pin Detent
  • 2x Takedown Pin Detent Spring
  • 1x Bolt Catch
  • 1x Bolt Catch Plunger
  • 1x Bolt Catch Spring Pin
  • 1x Bolt Catch Spring
  • 1x Buffer Retainer
  • 1x Buffer Retainer Spring
  • 1x Magazine Catch
  • 1x Magazine Catch Spring
  • 1x Magazine Release Button
  • 1x Safety Selector
  • 1x Selector Detent
  • 1x Selector Detent Spring
  • 1x Spike's Tactical Pistol Grip
  • 1x Pistol Grip Screw and Washer
  • 1x Trigger Guard or Roll Pin

Not Included:

  • Hammer and Hammer Spring
  • Trigger and Trigger Spring
  • Disconnector and Disconnector Spring
  • Hammer and Trigger Pin


If you're building a custom AR-15 or upgrading a pre-built model, save yourself time and money by getting most of the lower receiver parts in one kit from Spike's Tactical! This lower parts kit comes without the trigger so that you can install any enhanced trigger you prefer.

All of these parts are manufactured to the same strict quality standards that Spike's applies to every one of their products. In addition, they are built to surpass Mil-Spec standards, not merely match them. The result is a kit with superior fit, finish, and reliability. Don't settle for some no-name parts kit; build your AR-15 with the very best, and get the Lower Parts Kit from Spike's Tactical!

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