Harper Mountain Oktoberfest Mountain Bike Enduro and Trail Run Events.
2014 Harper Mountain Oktoberfest Trail Run2015 Harper Mountain Oktoberfest Trail RunHarper Mountain 2010 Oktoberfest 4 HR MTB EnduroHarper Mountain 2011 Oktoberfest 4 HR Mountain Bike EnduroHarper Mountain 2014 Oktoberfest 4hr Mountain Bike EnduroHarper Mountain 2015 Oktoberfest 4 Hour Mountain Bike EnduroHarper Mountain 2017 Oktoberfest 4 hr Mountain Bike Enduro