Originally Posted by
tigrrrtamer
Fork Rake: 38.5mm
Bottom Bracket Drop: 49mm
Chainstay Length: 390mm +/-12mm
(measured to intersection with seat stay, as there is about 12mm fore and 12mm aft adjustment on that)
I also made a trip to measure a GIOS that was up on eBay... frame too small for me. Nice geometry though.
Tigerrtamer, the trail is 51.6 mm.
trail = (radius *cos HTA - rake)/sin HTA