Kingman is the only company making barrels at the moment. We have a 12", 14" and 18" barrels. They are all first strike compatible and you can change out the barrel tip with numerous lapco accessories. Check with your favorite store on the barrel choices.
A rumor surfaced by a Lapco employee that a FS rifled barrel will be launched at next weeks paintball extravaganza. I will report any news on this next week.