Posted for "Gene Martin" <genemartin@enid.com>:

 I would not suggest the F7666A-4 blades,not just because of min. ground
clearance but at higher alt. my 320 is out running the prop.....Chris, what
SB, saw one about a year or so ago but it did not have my hub p/n or s/n.
Looking for some 7068 blades.
 Gene Martin
 LNC2-320