Max/3DS files use lathed splines for cylinders. OBJ uses mesh objects. All procedural materials standard Max type; textures for valve thread and contents gauge included.
Multi-sub materials for both UK and US cylinder color schemes included in Max version.
Valve 622 (953 inc. gauge and knob)
Steel cylinders 342 each
Alloy cylinders 462 to 602 each
For compatible regulator see product 391869