2021 Sig Sauer SIG M400 Switchblade w/ ROMEO4S Pistol - 5.56NATO  Featured

Set-Up M400 Switchblade!

Stock #USED-6168
Your Price: $1,599

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Hi, my name is and I'm interested in this 2021 Sig Sauer Pistol SIG M400 Switchblade w/ ROMEO4S - 5.56NATO . I'm in the area and you can reach me at or by phone at

**ALL Firearms are for Local Pick-Up ONLY, along with Background Check Approval**


SIG M400 Switchblade w/ ROMEO4S Pistol - 5.56NATO

The new M400 Switchblade brings a whole new level of performance to the M400 product family. Utilizing the uniquely designed ambidextrous bolt catch and release lever the M400 Switchblade gives you unmatched flexibility and capability. The Switchblade features an 11.5” barrel and Magpul's all new BSL brace for maximum performance and control, it also features full ambi controls, twin locking clamp handguard, Match grade flatblade trigger and a Cerakote Titanium finish. The new M400 Switchblade, the ultimate M400 pistol.


  • Sig Sauer ROMEO4S Optic
  • Flip-Up Sights
  • Sling
  • (2) 30rd Magazines
  • Original Box
  • Hand Guard
  • Plus More...

** Pictured American Flag NOT Included in Sale of Firearm.

** The photos may or may not represent the item listed for sale. Stock Photos are for Additional Display Only.


  • Status:
  • Vehicle:
    2021 Sig Sauer SIG M400 Switchblade w/ ROMEO4S Pistol - 5.56NATO
  • Model Number:
  • Color:
    Cerakote Elite Finish
  • Stock Number:
  • Location:
    Harsh Outdoors, Eaton, CO 80615
  • Warranty:
    As Is

Our Location

Harsh Outdoors
600 Oak Avenue
Eaton, CO 80615