I looked on the BD site and didn't see the 61cm available. I remembered that Nashbar also had these, but they don't show a 61cm either. Bike Island has the framsets available though:

http://bikeisland.com/cgi-bin/BKTK_S...ls&ProdID=2497

If you are planning to changing out a few of the comps anyways, you may want to consider a build.