Plastic Drive Wheel / AYP 193144Pack Size:1AYP 143427, AYP 193144NHC 225-1003, Oregon 72-457, Ratio Parts 22-734, Sunbelt B1EP250AYP Rotary lawnmowers from 1995-1999Bore: 1/2 ", Tread: Bar, Wheel Size: 8x2.00, Hub: 1 5/8 " offset, Hub Color: Green, 53 tooth gear drive