It is now an upgrade kit from Case. Just stop in to your local Case dealer and they can hook you up but be ready to spend some cash to get it. If I remember right it was around $3K to do a 30'. JFarms
If you are looking for the Full finger auger the guy is in NW Iowa, His name is Kendall Roetmann and I had mine done last year and it works great. Farmer proven.....Jack