Twin drum rollers 2018 1,775 h United States, Midland, Michigan
Twin drum rollers 2018 1,600 h United States, Greensburg, Indiana
Twin drum rollers 2021 829 h United States, Hayden, Idaho
Twin drum rollers 2020 1,822 h United States, Salt Lake City, Utah
Twin drum rollers 2019 575 h United States, PISCATAWAY, New Jersey