Depends on Bar size, if it's for 9 - 13 M Kite, eg 48 to 55 cm Bar length, I know it's 18.5M for center lines and 22M for steering lines. That's what I was told by people at Cabrinha HQ in Shenzen, China.
I just replaced my lines on my 48cm Bar. Hope this helps, contact Cabrinha if in doubt.
