Sig Sauer M400 Tread 5.56 NATO – Just upgraded for sale with these new parts: V2 Handguard, Dirty Bird 2-Stage Trigger, and a used but excellent condition Strike Industries Charging Handle.

$800 out the door, or $900 with the brand new, unopened Holosun ARO-RD2 2 MOA Red Dot, Enclosed ARO-CORE-RD-2 (pictured)
UPC: 810047073598
MPN: ARO-CORE-RD-2

Obtained in a trade and deep cleaned. Disassembled and cleaned every component of the bolt carrier group, and removed all reachable carbon from the upper and lower receivers. Less than 700 rounds through it. Ran great at the range with both 5.56 and .223, with no issues.

Upgrades:

Sig M400 Tread V2 free-floating M-LOK handguard (installed and torqued, blue Loctite)
Dirty Bird 2-stage trigger
Strike Industries ambidextrous charging handle

Rifle specs:

16" stainless steel barrel
Mid-length gas system
Free-floating M-LOK handguard
Ambidextrous controls

Included:

Magpul MOE stock
1x Lancer magazine
Soft rifle case
Optional: Holosun ARO-Core 2 MOA red dot (new in box)

Price is all-inclusive:

AZ buyers: FFL transfer and tax included. Pick up at Covenant Firearms in Mesa.
Out of state: free shipping to your FFL.

Payment: cash or Zelle.