Save The Event For Later The Mayhem Mountain Bike Festival / AOA-BikeFettish Enduro & Skills Clinic chandlersville, OH, Sat May 28 - Sun May 29, 2016 Who's Registered? | Contact Event | Event Website | Google Calendar Start line address: 15500 chandlersville rd, chandlersville, OH 43732 Presented by Appalachia Outdoor Adventures (AOA) This is a past event. If you wish to see the details for this past event click "Continue" below. If you are looking for a current event, please search the event calendar .