Lightly used 450 bushmaster ~100 rounds through it.  parts list/ammo count is below. Over 1,100 rounds come with firearm and 2 upper receivers. Selling as a package, not wanting to split up. Will only sell in person in a public location. Will remove ad as soon as it sells. 

FIREARM

10.5" complete Aero Precision Upper $449.99

16" complete Aero Precision Upper $459.99

Quinten Defence lower ~$200 with build out

Magpul B.A.D Lever

45/90 Ambi Saftey Selector 

1-6x24 Vortex Strike Eagle $499.99

Davidson Defence Match Trigger $94.99

Firearm MSRP Total: $1,704.96

AMMO

20 boxes x 20 rounds/ Hornady Custom 250gr. FTX, $880 current price, $1180 MSRP - 400 rounds

10 boxes x 20 rounds/ Federal Fusion 260gr Soft Point, $570 current price, $730 MSRP - 200 rounds

4 boxes x 150 rounds(one box has 100 rounds shot from it) Hornady Black 250gr. FTX, $1075 current price, $1450 MSRP - 500 rounds

1 box x 16 rounds Hornady Subsonic 395gr., $41.99 current price, $56.99 msrp

Ammo Current/MSRP Total: $2,567/$3,417

Complete Package retail: $4,317/$5,122

Asking $2,600 for everything, firearm has roughly 100 rounds through it. $1,700-$2,200 discount from MSRP