Ultra-Tow High Speed Trailer Hub — 4 on 4in., 1350-Lb. Capacity, Single

This heavy-duty Ultra-Tow trailer hub is preassembled, prelubed with premium grease and ready for easy assembly on your trailer axle. Use the Ultra-Tow Easy ID™ to easily identify the components you need. Constructed with ductile cast iron for higher tensile strength, less deflection and excellent corrosion resistance. Electroplated to resist rust and corrosion.