have two outer rings (cups) and one double row inner ring with two roller and cage assemblies (double cone), usually with an intermediate ring between the two outer rings
Tiller-Swivel Moldboard PlowModel: HYSMP01 TheSwivel Moldboard Plowis comprised of two plowshares; one positioned over the other. One plowshare rolls the soil to the right, while the other rolls soil to the left. Pivoting the shares at the end of each row