Hitch Clips (Fits 1/2" or 5/8" Pin, Zinc, 3-Pack). Incredibly important in towing, and for this reason, they are made to be of the utmost quality, providing you with reliable security for your trailer and cargo. Offers a universal design. They fit either 1/2" or 5/8" hitch pins with a hole or groove attachment style, and they keep the hitch pin securely setin place in your receiver tube. Each clip is covered in a zinc finish for long-lasting corrosion resistance.