There you go. Just measure along the lines. The lines have a T at the end to designate the start and ends of the measurement. Again, doesn't have to be exact (but it would be nice if it was within a few mm).
Thanks Brian! :)
BL Revo: CF G2R, LMT1940/7, 6S FP 30C Lipos, MMM, Hitec 5955TG
CRT .5: 7075 Ext Chassis, LMT1930/7, FP 25C 3S Lipos, MM