Lets Go Nuts Cup! Mountain Bike Series for Kids to Experts! Come out to Flat Rock Park for a family friendly series of events in the the Southeast. With the mixture of roots, rocks and a few “wake up” steep climbs, this trail will definitely test you on your all around mountain bike skills. We offer RFID chip technology for fast, precise timing, and a kiosk will be available to check individual results at the conclusion of each race! Each adult racer will receive a swag bag with a Go Nuts t-shirt and prizes. We have a fun course planned for the kiddies and goodies too! So pull out the canopies, lawn chairs and bring out the entire family for a great time! Register now! Adults from $35 - Kids under 12 $10 - ages 3-5 free! Let's Go Nuts!