I have for sale a LNIB M4 11707 includes a factory sealed 2 shot extension, Box and papers. I have shot 500 flawless rounds through it.
$1750 shipped
Thanks
Brad
Birdie
I currently have an M4 with a factory sealed 2 shot extension for sale on the
Sig forum. I am asking $1750 shipped. Let me know if your interested.
Brad