??MATERIAL??The wheel is made of high quality plastics and rubber,antifriction, aging resistance, high temperature resistance. ??DIMENSION??Wheel Size: 8″, Hub Offset: 3/4″, Bore Size: 1/2″. ??REPLACEMENT FOR??Toro: 20001, 20003, 20005, 20007, 20008, 20009, 20012, 20013, 20014, 20016, 20017, 20018, 20019, 20031, 20041, 20047, 20049, 20051, 20064, 20066, 20067, 20068, 20070, 20071, 20073, 20074, 20075, 20076, 20079, 20086, 20089, 20094, 20096, 20098. ??REPLACEMENT FOR??Toro 20110, 20112, 20113, 20655, 20656, 20658, 20330, 20331, 20339, 20350, 20351, 20370, 20371, 20377, 20378, 20954, and 20959. ??REPLACEMENT FOR??22″ self propelled Recycler Toro mower.