Walthers Proto HO Scale 33" Wheelsets - Metal Wheels/Metal Axles (12-Pack)

Features • Quick & Easy Upgrade for Steam-, Diesel- & Modern-Era Rolling Stock • Standard Sizes for Most Freight & Passenger Cars • High Quality Turned Metal Wheels for Optimum Performance • Fits Most Popular HO Truck Styles • Fully Assembled, Ready to Use • Each Pack Converts 3 Four-Axle Cars