RE: trex 450, hbk2 interchangeability ?
here's a pic of the trex parts, taken with my new canon powershot sd950is...ken
EDIT: i had to rebalance my blades, so i went ahead and installed the trex spindle, o-rings, and socket-head bolts (replacing the 5.5mm self-locking nuts)...test flight went fine...kinda windy in my driveway, but stability and control tells me that this mod is a keeper...ken