Single drum rollers 2016 Poland, Wojkowice, śląskie
Single drum rollers 2019 3,300 h Estonia, Tartu
Single drum rollers 2022 808 h Germany
Single drum rollers 2023 2 h Netherlands, Etten-Leur, Noord-Brabant
Single drum rollers 2015 1,460 h Netherlands, Haps, Noord-Brabant
Single drum rollers 2015 4,036 h Denmark
Single drum rollers 2019 1,855 h United Kingdom, Northampton, Northamptonshire
Single drum rollers 2016 5,434 h Poland, Rzeszów, podkarpackie