Originally Posted by Koffee Brown
I do believe you're right about them leaking out quickly. My tire went flat so quickly the last time I inflated with CO2, I thought I had another flat. Now that I've inflated with the pump, I can see that I do not have a flat after all. But I was worried...
Koffee
Just a note, I have found that only bike shops carry the 16 gram. All 3 Walmarts - even Gander Mountain (hunting specialty shop) only carry the 12 gram.