Well, I think it is 53cm, but it may be considered a 54. It measures 21" from ctr of TT to ctr of BB.
-Columbus triple butted tube set
-Shimano 600 headset, breaks, crank set, rear derailleur, hubs
-Shimano Deore XT front derailleur
-American Classic seat post
-Mavic rims
-Continental Ultra...