The REESE Tow power hitch ball wrench simplifies the process of tightening hitch ball nuts. A long handle provides leverage for torquing. Fits 1-1/8 In. and 1-1/2 In. hitch ball nuts. It can be used by itself when tightening a REESE InterLock hitch ball to an InterLock ball mount. Product Features: Fit most popular hitch ball nut sizes Forged boxed end design Durable chromium plated finish Easy to use. Most Wrenches & Wrench Sets products are available for in-store pickup from Advance Auto Parts.