SIZE 54.5 CM
Effective Top Tube 54.5 CTC (center of seat tube to center of head tube -measured horizontally - parallel to ground)
Actual Top Tube 54.5 (center of seat tube to center of head tube-measured along top tube)
Seat tube ~50CTC (center of crank to center of top tube- measured along seat tube)
~51.5 CTT (center of crank to top of tube tube-measued along seat tube
~56 CTT (center of crank to top of seat trube-measured along seat tube)
Head tube 100,
For reference; 1 head
tube/steerer, 700c wheels, English threaded bb. braze-on front derailleur 100 front -126 rear axle spacing, rim brake