KE Arms has recently announced their latest in monolithic polymer AR-type receivers with the new KP-9 monolithic polymer lower receiver for pistol calibers.

KE Arms states “KE Arms is pleased to announce the KP-9 Monolithic Polymer Receiver.

The KP-9 combines the features of our highly successful KP-15 Monolithic Polymer Receiver with our billet KE-9 Glock magazine compatible lower to make a lightweight, highly durable, cost effective pistol caliber carbine lower.

The KP-9 accepts Glock 17/19 magazines and comes with an adjustable steel ejector making it compatible with a wide range of blowback 9mm AR15 uppers.

The magazine release is ambidextrous as standard for right and left handed shooters.”


  • Compatibility with most common 9mm AR15 uppers and lower parts kits
  • Compatible with Glock 17 and 19 Magazines
  • Flared magwell to make reloads under stress easier to perform.
  • A1 Length 13” Length of Pull (LOP) Buttstock to fit a wide range of shooters
  • MLOK Slots at rear of stock for sling attachement points or run a strap through it for simple sling attachment
  • Holes at the front of the stock for QD socket inserts for more sling attachment options
  • Improved grip for comfortable use
  • “Winter” Trigger Guard
  • Pivot and Take Down Pins
  • KP-9 Selector Detent
  • Buttplate
  • 5/64″ Roll Pin to Retain Buffer Detent
  • Ambi Glock Magazine Catch Assembly
  • Adjustable 9mm Steel Ejector

To learn more about KE Arms. CLICK HERE