Tow smarter with TowSmart.A(R) The TowSmart Class IV Chrome Trailer Hitch Ball fits directly into your trailer coupler and creates a more secure connection to your valuable cargo. Heavy-duty threads provide a secure, lock-tight hold. Made of durable, heavy-duty construction with a chrome-plated finish that is corrosion-resistant to withstand any weather. 2,000-lb. capacity 1 7/8" ball diam. 3" shank length, 1" diam. Provides connection point for your trailer coupler Fits directly into your trailer coupler Includes locking washer, mounting nut and wrench flats Lockrail functions as a built-in wrench Made of durable, heavy-duty construction with a chrome-plated finish Order today!