Single drum rollers 2017 4,903 h Netherlands, Haps, Noord-Brabant
Single drum rollers 2011 5,000 h Lithuania
Single drum rollers 2006 Latvia, Rīga
Single drum rollers 2018 2,000 h China
Single drum rollers 2011 4,240 h Netherlands, Veldhoven, Noord-Brabant
Single drum rollers 2016 2,313 h China
Single drum rollers 2019 2,011 h China, Hefei
Single drum rollers 2024 United Kingdom
Single drum rollers 2016 3,500 h China
Single drum rollers 2022 800 h China, Hefei
Single drum rollers 2018 China
Single drum rollers 2016 3,000 h China