Personally i nvr use JBJ and seldom see it. Why not try the German brand - Dennerle. Or else, can try to use PL-L tube. Honestly, I never see 3.3ft tube in Malaysia market before. That's why 88 marine offering custom make.

Our standard are 1ft, 1.25ft, 2ft, 3ft, 4ft, 5ft, 6ft is max.