Calfee Tetra-Pro-56cm-frame.-22 inches top tube-22 3/4 inches seat tube-Campagnolo Record crank-175m-spins like its on wet glass-Campagnolo Record front derailleur clampe on-these are very will built hand built frames with titanium rear drop outs-with the round tubes has a classic steel frame look but come in a lot lighter-in full disclosure-on my first ride with this bike the top bottle bolt on the seat tube came out-Calfee doesn’t drill any holes in he’s frames it was just the bolt -I repaired it with JB weld let it sat a couple of days an have never had a minutes trouble since-that was about four years ago-please look at the pictures an ask any questions-willing to give phone number if you want-thanks