Genuine FSP 193144 Wheel Kit, wheel with dust cover Current part number 532193144 replaces previous part numbers 88558, 142204, 143427, 143596, 150340, 151156, 157013, 157179, 161740, 170263, 180755, 700953, 701575, 750124, 750851, 801156, 850690, 532140126, and 193144 8-inch X 2-inch, 53 Teeth Gear, 1/2-inch bore, 1-5/8-inch offset. Wheel is black, work to replace white, green, yellow wheels, see numbers below 1-year warranty for defects in material or workmanship