It is for 700C wheels. It has two small paint chips (photo nr 7 and 13). The rubber headset boot is old so should be replacement (photo nr 5).
Look on original pictures please. The axle system: rear 12x142mm thru axle, front 12x100mm thru axle. Bottom bracket standard: threaded BSA. It is for DISC brakes. If you have any question please write to me.Where you can find more vintage bicycles stuff. Thank you for your interest. The item "Specialized ROUBAIX Carbon DISC frame and fork, 54cm" is in sale since Thursday, May 13, 2021.
This item is in the category "Sport i Turystyka\Jazda na rowerze\Ramy rowerowe". The seller is "nice_vintage_things" and is located in Lubin. This item can be shipped worldwide.