HK

Spare barrel for USP9mm Tactical or upgrade USP9 to accept threaded suppressors or other muzzle attachments. Thread protector and O-ring are not included. - Compatible with USP 9mm Full size pistols. - Barrel length 4.86 inches - 13.5 x1mm lefthand thread. - Will not work with USP Expert or Elite - Thread protector and O-ring are not included.