Single drum rollers 2019 1,150 h United States, Crofton, Maryland
Twin drum rollers 2012 2,685 h United States, Pocatello, ID
Single drum rollers 2008 2,074 h United States, SAGINAW, Michigan
Twin drum rollers 2021 2,479 h United States, TN
Twin drum rollers 2018 3,416 h United States, TN
Single drum rollers 2016 1,650 h United States, Greensburg, Indiana
Single drum rollers 2018 3,788 h United States, Pocatello, ID
Single drum rollers 2004 4,445 h United States, Longmont, Colorado
Single drum rollers 2017 United States, Austin, Texas
Single drum rollers 2010 United States, Hidalgo, Texas
Single drum rollers 2008 United States, Hidalgo, Texas
Single drum rollers 2018 1,323 h United States, San Leandro, California
Combi rollers 2022 76 h United States, Salt Lake City, Utah
Single drum rollers 2007 United States, Hidalgo, Texas
Single drum rollers 2005 United States, Hidalgo, Texas
Twin drum rollers 2023 224 h United States, Missoula, Montana
Single drum rollers 2015 United States, Austin, Texas
Single drum rollers 2016 United States, Austin, Texas
Twin drum rollers 2022 267 h United States, Salt Lake City, UT