Knights Armament Co limited United States Secret Service commercially stamped SR16 URX 3.1 upper on a limited Brownells FDE cerakoted ambi SR15 lower.
Upper comes with KAC sandcutter, Aimpoint T2 (with KAC battery cap) on KAC skyscraper mount, KAC, NT4 flash hider, KAC irons, KAC latched charging handle. Light/pressure pad included but Surefire muzzle device and can not included.
Lower has magpul stock, BCM grip, Geissele buffer/spring installed. Original KAC buffer/spring included as well. KAC ambi selector switch included but currently has a standard ambi selector installed.
A stripped SR16 upper without the sandcutter, T2/mount, or NT4 flash hider I’m including just sold for $7050 on gunbroker by MD_Guns- Yes it is worth more than $3,000 for the entire package.