I really think it will be fine, but only time will tell overall. Mostly any of the popular tailwheels will work well, inclduing Chip Hyde's small tailwheel...
Central hobbies carries this type:
http://www.centralhobbies.com/landin...tailwheel.html
ORIGINAL: Slyder
How well is the tailwheel working? Would it be feasible to use something like the graph tech?
thanks