another Custom option would be a fixed focus aspheric. The beam shots in this link are wide because they are made to go in a head made for a triple, but could be put in a longer head for tighter focus....
http://www.indysworld.com/flashlights/aspheric/aspheric-kit.html
http://www.indysworld.com/flashlights/aspheric/aspheric-kit.html