Description AWC Systems Technology two silencer lot. The first is a Optima in 5.56mm with a 8.5″ barrel. Black powder coat finish. The second is a CQB in 9mm with a 8.75″ barrel, powder coat finish and a quick connect threaded 3 point adapter. Ready to ship to your FFL dealer for transfer. NFA Item, requires Form 3 paperwork and a 200.00 Tax Stamp. Condition: Very good/Excellent with light scuffs and handling wear. Barrel Length: 8.5″ 8.75″ Serial: G-905 F-906 Manufacturer: AWC Systems Technology Caliber: 9mm 5.56mm Model: CQB Optima Book# NFA 37 NFA 38