6 Hexagon - 3600psig TYPE 4 CNG Cylinders

All 6 of the tanks have OMB Beta Cylinder Valves

Cylinder Specs - CNG Fuel Only

Model - RL36A21-10229

24800 kPa (3600 psig) 

ANSI NGV2b - 2002

DOT Type 4

Manufactured 09/2015

Tuffshell - carbon fiber wrapped tanks