Twin drum rollers 2015 1,953 h United States, Phoenix, Arizona
Twin drum rollers 2017 2,643 h United States, Safford, Arizona
Twin drum rollers 2016 1,820 h United States, Show Low, Arizona
Twin drum rollers 2017 2,488 h United States, Tucson, Arizona
Twin drum rollers 2018 2,471 h United States, Tucson, Arizona
Twin drum rollers 2020 702 h United States, Mesa, Arizona
Twin drum rollers 2021 776 h United States, Flagstaff, Arizona
Twin drum rollers 2019 1,900 h United States, Kingman, Arizona
Twin drum rollers 2019 1,864 h United States, Show Low, Arizona
Twin drum rollers 2023 1,072 h United States, Tucson, Arizona
Twin drum rollers 2023 806 h United States, Mesa, Arizona
Twin drum rollers 2023 247 h United States, Prescott, Arizona