The barrel does say 5.56, I do not have the box/docs, the gun was purchased ~2010 and is in very very good condition - including the dust cover and forward assist.
Item Name: FS Bushmaster AR-15
Location: Dougglasville
Zip Code: 30135
Item is for: Sale Only
Sale Price: 500
Caliber: 223
Willing to Ship: Yes
Bill of Sale Required?: Yes
Billing Information: FFL
Item Description: Bushmaster AR15 in .223 with case, tripod and sling - Will require FFL...
Item has been relisted, you can find the new listing at: https://www.theoutdoorstrader.com/threads/fs-bushmaster-ar-15.1570914/
Item Name: FS Bushmaster AR-15
Location: Dougglasville
Zip Code: 30135
Item is for: Sale Only
Sale Price: 600
Caliber: 223
Willing to Ship: Yes
Bill of Sale...
Item has been relisted, you can find the new listing at: https://www.theoutdoorstrader.com/threads/fs-bushmaster-ar-15.1565681/
Item Name: FS Bushmaster AR-15
Location: Dougglasville
Zip Code: 30135
Item is for: Sale Only
Sale Price: 600
Caliber: 223
Willing to Ship: Yes
Bill of Sale...
Item Name: FS Diamondback gun safe - 59x24x22
Location: Douglasville
Zip Code: 30135
Item is for: Sale Only
Sale Price: $450
Willing to Ship: No
Bill of Sale Required?: Yes
Billing Information: m/n, signature
Item Description: Used diamondback gun safe - m/n GS5924H - 10 gun safe in good...
Item Name: For Sale Remington 700 Leuapold scope .308
Location: Douglasville
Zip Code: 30135
Item is for: Sale Only
Sale Price: $1,000
Caliber: .308
Willing to Ship: Yes
Bill of Sale Required?: Yes
Item Description: Remington 700 sniper rifle package - Remington 700 - including, Leupold...
Item has been relisted, you can find the new listing at: https://www.theoutdoorstrader.com/threads/fs-diamondback-gun-safe-59x24x22.1563430/
Item Name: FS Diamondback gun safe - 59x24x22
Location: Douglasville
Zip Code: 30135
Item is for: Sale Only
Sale Price: $450
Willing to Ship: No
Bill...
Item has been relisted, you can find the new listing at: https://www.theoutdoorstrader.com/threads/fs-308.1543747/
Item Name: For Sale Remington 700 Leuapold scope .308
Location: Douglasville
Zip Code: 30135
Item is for: Sale Only
Sale Price: $1,000
Caliber: .308
Willing to Ship: Yes
Bill...
Item has been relisted, you can find the new listing at: https://www.theoutdoorstrader.com/threads/fs-308.1540804/
Item Name: FS .308
Location: Douglasville
Zip Code: 30135
Item is for: Sale Only
Sale Price: 1500
Caliber: .308
Willing to Ship: Yes
Bill of Sale Required?: Yes
Item...