I am thinking scam..
No re-seller ratings is a bad sign:
Look at the about us page:
We stock all types of high and low end fashions for adults and children. If you'd like to find out more about our products, please email us at firstname.lastname@example.org
and CO2 regulators...
Not worth the savings...
I picked up one from the new and old stock section at chicompany:
Just watch what the pressure gauges are. I had to pick up a replacement low pressure gauge because I couldn't get the granularity. But that's only a few more bucks.