Originally Posted by
blickblocks
Too lax front end, too tight back end. Setback seatpost, saddle slid back, and rear wheel back in the track ends should help.
edit - this may only be an issue in the smaller sizes. Mine is a 53cm top tube, 50cm seat tube.
I noticed by the sizing chart the the ht changes 2° between my size and yours, that is a fairly substantial difference.