Single drum rollers
2020 200 h
United States, Heber Springs, Arkansas

Single drum rollers
2023 40 h
United States, Harrisburg, Pennsylvania

Twin drum rollers
2023 49 h
United States, South Vienna, Ohio

Single drum rollers
2023 1 h
United States, Prospect, Pennsylvania

Twin drum rollers
2023
United States, Medford, Minnesota

Single drum rollers
2016 729 h
United States, Harrisburg, Pennsylvania

Single drum rollers
2023 2 h
United States, Lilly, Pennsylvania

Twin drum rollers
2000 1,039 h
Canada, Boisbriand, Quebec