Description

8.5″ 9mm AR-9 Complete Pistol Upper — Slim Keymod, with BCG and Charging Handle

This 8.5″ AR-9 complete pistol upper is chambered in 9mm and runs on a straight-blowback action with no gas system, built on a nitride chrome moly barrel at 1:10 twist threaded 1/2″x36, wrapped in Daytona Tactical’s 7″ Slim Keymod handguard. Unlike our 5.56/.300 Blackout uppers, this build ships complete with a 9mm-pattern bolt carrier group and mil-spec charging handle installed. Check out the 10.5″ .300 Blackout Quadrail upper, or browse more AR pistol upper build kits.

Specifications:

  • Caliber: 9mm (AR-9)
  • Barrel: 8.5″, chrome moly, nitride finish, 1:10 twist, 1/2″x36 thread
  • Action: Straight blowback (no gas block or gas tube)
  • Upper receiver: M4 flat-top with 9mm feed ramps, black, dust cover and forward assist
  • Handguard: 7″ Slim Keymod, black
  • Flash hider: A2 bird cage
  • Bolt carrier group: 9mm-pattern, included
  • Charging handle: Mil-spec, included
  • SKU: DT12-020

What’s included:

  • Upper receiver (black) with dust cover and forward assist installed
  • 8.5″ chrome moly nitride 9mm barrel
  • 7″ Slim Keymod handguard with barrel nut and mounting hardware
  • A2 bird cage flash hider
  • 9mm bolt carrier group
  • Mil-spec charging handle

Note: This is not an FFL item on its own (no lower receiver included). This upper ships ready to drop onto a 9mm-compatible lower — BCG and charging handle are already included.