This is a pair of bottles for Nitrous, Oxygen, etc. A single bottle is available also.
It is a scale 7" bottle with a detailed valve on top.
It can be configured as two different lengths with interchangeable bottom sections. This would equal 5lb and 10lb bottles.
The valve detail is excellent.
Included parts shown. Photo of real bottle.
Contains two Ultra Frosted Detail bottles containing 6 pieces, 1/16 scale.