road roller 1. electric power sprinkler device. 2. low gravity center, good stability. road rollerLTJ1821 LTJ1821, LTJ2125, 2Y8x10, 2YJ8x10 three wheel road roller are heavy-duty static three wheel road rollers.With their dead weight, they compact cohesive and non-cohesive materials, such as gravel, sand stone mixture,sandy soil,and asphalt concrete. They are universal compaction equipments for ...