.300 Blackout Upper 7.5" Phosphate Barrel, 7" Quad Rail

This is a complete.300 Blackout Upper kit with a 7" Quad Rail and 7.5" Phosphate Barrel The parts included are below:

• AR-15 M4 Upper Receiver
• 7.5" 300 Blackout Barrel 
• Thread size: 5/8 x 24
• 7" Quad Rail Hand Guard
• Gas Tube, and low pro gas block
• Ejection Port Cover
• Charging Handle
• Forward Assist
• Flash Suppressor with Crush Washer
• M-16 Bolt Carrier Group

*(Comes unassembled. Will assemble before shipping for $10 extra,choose assembled from the dropdown)