Why 30/31? That is not huge...41 is that!
Have a Titan...huge, but very, very nice! Sits on a HoG. At the moment in shortest way...it is still a tank which holds 5ml.

Would love that voltage regulated thing...will order one, when it is in stock. No-brainer...
Edited on 6/29/2018 at 11:10 PM. Reason: