Single drum rollers 2019 1,600 h United States, Williston Area, North Dakota
Single drum rollers 2018 1,770 h United States, Crofton, Maryland
Single drum rollers 2020 400 h United States, Netherlands
Single drum rollers 2019 1,801 h United States, Grand Prairie, Texas
Single drum rollers 2018 1,628 h United States, Cypress, Texas
Single drum rollers 2018 991 h United States, Ottumwa, Iowa
Single drum rollers 2023 2 h United States, Newbury, Ohio
Single drum rollers 2015 2,913 h United States, Spartanburg, South Carolina
Single drum rollers 2,157 h United States, McMinnville, Oregon
Single drum rollers 2015 2,800 h United States, Williamsburg, Virginia
Single drum rollers 2014 3,537 h United States, Grand Prairie, Texas
Single drum rollers 2022 209 h United States, Grand Prairie, Texas
Single drum rollers 2016 1,861 h United States, Chesapeake, Virginia
Single drum rollers 2019 1,263 h United States, Cresson, Texas
Single drum rollers 2014 2,685 h United States, Fontana, California
Single drum rollers 2015 Canada, Lethbridge, Alberta
Single drum rollers 2010 Canada, Lethbridge, Alberta
Single drum rollers 2019 3,362 h Canada, Estevan, Saskatchewan
Single drum rollers 2013 1,100 h Canada, Regina, Saskatchewan