Description
Product Description
AR15 300 BO upper comes FULLY ASSEMBLED
Includes:
- Upper Receiver
- 300 BO BARREL 8.5″
- XTS Charging Handle
- XTS Forward Assist
- XTS Ejection Port Cover
- 9″ M-LOK RAIL
- Black Gas Block
- Gas Tube
- Forward Sounding Flash Cone (MZ FS308S)
