Single drum rollers 2011 1,800 h United States, Burr Ridge, Illinois
Single drum rollers 2023 47 h United States, Choteau, Montana
Single drum rollers 2023 415 h United States, Salina, Utah
Single drum rollers 2023 276 h United States, Salt Lake City, Utah
Single drum rollers 1997 3,200 h United States, Williamsburg, Virginia
Single drum rollers 278 h United States, Ellettsville, Indiana
Single drum rollers 2011 United States, Savannah
Single drum rollers 2018 464 h United States, Womelsdorf, Pennsylvania
Single drum rollers 2019 1,600 h United States, Williston Area, North Dakota
Single drum rollers 2011 287 h United States, Londonderry, New Hampshire
Single drum rollers 2022 851 h United States, Salt Lake City, Utah
Single drum rollers 2022 96 h United States, Waterloo, Iowa
Single drum rollers 2024 441 h United States, Cedar City, Utah
Single drum rollers 2021 351 h United States, Bondurant, Iowa
Single drum rollers 2014 971 h United States, Womelsdorf, Pennsylvania
Single drum rollers 2024 1 h United States, Lilly, Pennsylvania
Single drum rollers 2017 851 h United States, West Sacramento, California
Single drum rollers 2023 553 h United States, Salt Lake City, Utah
Single drum rollers 2023 340 h United States, Corpus Christi, Texas
Single drum rollers 2017 2,558 h United States, Safford, Arizona