Twin drum rollers 2023 190 h United States, South Vienna, Ohio
Twin drum rollers 2016 217 h United States, Albuquerque, New Mexico
Twin drum rollers 2017 667 h United States, Chesapeake, Virginia
Twin drum rollers 2018 581 h United States, Rochester, Minnesota
Twin drum rollers 2017 511 h United States, Stockton, California
Twin drum rollers 2018 191 h United States, Greer, South Carolina