Schumacher 0099-000120, 0099000120, 0099-000471, 0099000471. Wheel Kit includes 1 pair of 7" Black Plastic Wheels with 1.5" wide Rubber Diamond Tread, 3/8" axle bore. Also includes 2 Push-On 3/8" Decorative Black Plastic Pal Nuts, designed to fit 3/8" axle shaft.