Size A:
Loosen the handlebar, turn it to the side and measure the length from the end of the saddle to the external handgrip
Size B:
Measure the height from the rear dropout to the saddle
Size C:
Measure the length from the rear dropout to the front dropout
Size D:
Measure the height from the front dropout to the external handgrip
SIZE A
SIZE B
SIZE C
SIZE D
Please insert the meausurement in metric scale (cm)