Sizing chart measurements for 17", 19" & 21" Frame

A) Effective top tube length - 595mm (17") / 610mm (19") / 620mm (21")

B) Head tube - 145mm

C) Seat tube length - 433.5mm (17") / 483.3mm (19") / 533.2mm (21")

D) Wheel base - 1156.7mm (17") / 1171mm (19") / 1181.7mm (21")

E) Seat tube angle (Degrees) - 72.5

F) Headset angle (Degrees)- 68