Receiver lock for both 2" x 2" and 2-1/2" x 2-1/2" receivers. Use in place of standard pin and clip to prevent drawbar or accessory (bike rack/cargo carrier) theft. Fits 2" x 2" (Class III and Class IV) and 2-1/2" x 2-1/2" trailer hitches (Class V) or any hitch requiring a 3" span. Pin diameter: 5/8", Inside width: 3-1/16", Overall length: 6-3/8".

Product Features:

• Pin Diameter 5/8", Inside width 3-5/8", overall length 6-7/8" (Class III, Class IV or Class V)
• Patented, pick-proof screw and lock security
• Flush locking design
• Made in the USA