I purchased a mini Pocket rocket for my sons birthday in March, from the minipocketrocket website. The rear tire was defective meaning it was off balance and the bike whobbled dramatically. Customer service told us to take it to a tire store and have the tire reseated, which we did . they said that it was very difficult to seat these very small tires and that this one was defective. Minipocket rockets will not even return my calls now that I have done what they asked.There customer service rep. actually laughed at me over the phone. he wa... read full review »