WTS: Sig M400 11.5" Complete Upper (Like New)
I purchased this Sig M400 11.5" complete upper brand new. I function tested and zeroed it. I then cleaned it and put it back in the safe. It is very accurate and a lot of fun.
$950 (+ shipping).
I accept DISCREET Paypal (+3.5%) and USPS money orders. Cross posted.
Chrome lined 5.56 NATO barrel (1:7 Twist) Free-floating military grade.
Direct Impingement operating system
M1913 Picatinny flat top upper
7075-T6 Aircraft grade aluminum upper & lower receiver with hard coat anodize finish
Rear Flip-up iron sight