MTW Billet Series

MTW Billet Series

The MTW Billet Series is our most popular MTW, equipped with our award-winning Inferno GEN 2 engine. New in 2021, the Billet Series has been updated to include a fully-billet lower with integrated trigger guard, flared magwell, steel selector switch, improved electronics with an optical selector sensor, and our advanced feed tube assembly previously only available on the Milspec and Forged Series.


Carbine Package Contents:

  • MTW 14.5” barrel
  • 13” MLOK rail

SBR Package Contents:

  • MTW 10.3” barrel
  • 10” MLOK rail

CQB Package Contents: 

  • MTW 7" barrel
  • 7" MLOK rail

Packages include:

  • Engine: GEN2 Inferno engine
  • Operating pressure: 60-140 PSI ROF: 15-35 RPS
  • Energy: .8-2J Burst settings: semi-semi, semi-3rnd, semi-auto, 3rnd-auto
  • Lower receiver: billet 6061 T6 (ATF approved non-firearm)
  • Integrated billet trigger guard
  • Billet bolt catch
  • Steel trigger selector switch
  • Upper receiver: billet 6061 T6 slick side
  • Advanced Feed Tube Assembly standard on all MTW series
  • Rail: Invictus M-Lok Rail
  • Stock: Mil-spec buffer tube with LE style stock
  • Electronics: New black series control board with optical trigger selector sensor
  • Magazine: WA 120-round midcap with empty mag detection


If you choose to add a tank, line and reg

you will receive everything you need to get going with HPA.

Valken Tank or equivalent

HPA custom line

Balystik Regulator

Mini Lipo

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