Originally Posted by alasdair

Yes, thanks Dave! I hadn't thought of that one. I've seen it used and it looks great, but never used it myself.
I'll mull that one over, along with the magnets. I already drilled 2mm holes for dowels, and I have 2mm carbon rod stashed somewhere.
It's not a sport model subject to 9g plus, just a gentle fly around, right way up (mostly).

I don't suppose a magnet back near the engine will interfere with anything, will it?