Originally Posted by
Trav1s
I like the Trek 2300 for an older option and a rim brake Synapse for a newer option. I grabbed a 2016 Synapse (105) frame/fork/headset/seatpost on eBay for $130 plus shipping and will finish it over the winter.
I have a 2016 Synapse CF and it rides great. I am also halfway through installing a 105-R7000 groupset onto a 2000 CAAD4.