so like, im a bmx'er and i need to buy this one sprocket and, the sprocket is the shape of a marijuana leaf right? my mom wouldnt like that. so like i need a way how to get it. im under 18 and i hear i can use a prepaid card right? well, can i buy a prepaid card under 18 and if i do will like a bill come to my house saying i have bought a marijuana leaf sprocket? and im getting it because its really light and good design, not like i actually do it.