This is a Preban Bushmaster A3 (flattop) M4 14.5" 1/9 twist upper with a factory installed ARMS C-SIR rail system and ARMS #40 BUIS!
Chromelined barrel, B/C/CH (M16 carrier), both ARMS units, factory perm attached Phantom flashhider, side sling swivel.. front swivel has been removed from sight tower
Pic can be seen in this ad with a lot of stuff attached that is, of course, not included:www.ar15.com/forums/topic.html?b=7&f=23&t=299203
(Also please note that the NV and Vital-2 in the above picture are SOLD and are not
available any longer so please don't email me asking about them!)
Unit is in excellent shape! Less than 500 rounds through barrel..
Asking $720 shipped
So equipped, these uppers are over $1000 + shipping from Bushmaster with a very long wait..
PM or email me.. email gets a faster response..