When you mount a ball mount on your trailer hitch, you expect it to stay put. Whatever type of load you are hauling, having towing equipment that can work as hard as you do is a must. For all types of heavy-duty towing, CURT 5/8 hitch pins and clips pack a little extra punch. We make our 5/8 hitch pins out of solid steel and coat them in one of four finish options. All of these finishes offer excellent resistance to rust and corrosion for long-lasting, smooth operation. CURT hitch pins are also constructed with a 105-degree bend, creating a useful handle for a better grip and allowing the pin to stay securely engaged in the trailer hitch and ball mount. This particular 5/8 hitch pin features a zinc finish and comes with a standard retainer hole to accept the included clip. CURT 5/8 hitch pins and clips are ready to work. They provide reliable installation for any ball mount or hitch-mounted accessory with a 2 or 2-1/2 shank, making them the perfect fit for class 3, 4 and 5 trailer hitches. VERSATILE. The 5/8-inch diameter of this hitch pin is compatible with any ball mount or other trailer hitch accessories with a 2-inch or 2-1/2-inch shank and 5/8-inch pin hole to fit virtually any class 3, 4 or 5 hitch EASY TO GRIP. The 105-degree bend in this trailer hitch pin creates a useful handle for easier use and allows the pin to stay securely engaged in the trailer hitch and ball mount CORROSION-RESISTANT. Protected by a durable zinc-plated finish, this tow hitch pin maintains excellent resistance to rust and corrosion for longevity and hassle-free use every time HIGH-STRENGTH. This 5/8-inch trailer hitch pin is made out of solid steel for reliable strength, safety on the road and confidence with every mile of your adventure SIMPLE TO INSTALL. To install this trailer hitch pin, simply insert your ball mount or other hitch accessory into the receiver on your vehicle. With the pin holes in the side of the receiver tube lined up, insert the hitch pin. Then, install the clip UPC 612314005000 ASIN B001GN361U Brand CURT Color CLEAR ZINC Model 21580 Pin Type Hitch Set Name 1 Size Name 5/8 inch x 7 inches Unit Count 1.0 Count Item Weight 0.5 Pounds Part Number 21580 Finish Types CLEAR ZINC Manufacturer Curt Manufacturing Fastener Type Hitch Pin Item Diameter 0.63 Inches Material Type Alloy Steel Item Type Name Diameter, Fits 2 or 2-1/2-Inch Receiver Item Dimensions 7 x 2 x 2 inches Number Of Items 1 Number of Pieces 1 Outside Diameter 0.63 Inches Screw Head Style bent Included Components Hitch Pin & Clip Warranty Description Limited Lifetime Maximum Shear Strength 61.5 N Compatible Groove Diameter 0.63 Inches Global Trade Identification Number 00612314005000