Me doing some jumps near i live its not very good buy my bike weighs like ton so its hard to get air . At the viper jumps and the wid .<br /><br /><br /><img src="http://ll.broadbandsports.com/images/20844_thumb.jpg" alt="Bmx dirt jumping" title="Bmx dirt jumping" width="150" height="90" alt="Bmx dirt jumping"/>
