AR15 Enhanced B5 Systems Lower Parts Kit, Black (DISCONTINUED)

Out of stock

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.

Our upgraded Enhanced Lower Parts Kit features a B5 Systems P-Grip 23 and B5 Systems Enhanced Composite Billet Trigger Guard.


  • 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
  • Buffer Retainer
  • Buffer Retainer Spring
  • B5 Systems Composite Trigger Guard
  • Trigger Guard Roll Pin
  • B5 Sytems P-Grip 23
  • 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
Made In America?Yes
Weight(s)7.8 oz
Other FeaturesIncludes Includes B5 Systems P-Grip 23 and B5 Systems Enhanced Composite Trigger Guard