REDUCED!! Frontier Tactical Warlock AR /w 5 barrels

Frontier Tactical Warlock AR. Has 5 barrels included: 9mm, 5.56, 300 Blackout, 7.62X39, and 6.8 SPCII. Frontier Tactical Upper will shoot up to a .50 Beowolf. Lower is a Tactical Arms of Texas. Have all the bolts, clips, carriers, scope, and a hard pelican case. You can buy any caliber barrels from Frontier Tactical, or just put their barrel adapters on any caliber AR barrel. These can be changed out in under a minute without any tools. UNFIRED! Asking $4500.00.