The Reese Easy Access II Receiver Lock boasts a virtually pickproof square key and fits 1-1/4 or 2 square receivers. Sleeved for both 1/2 and 5/8 pins. Features a 360 swivel head for easy 90 key access. Rugged lock head cover and lug boot. Designed to fit Class I-IV receiver hitches. Available: Stainless Steel, Chrome. Cancer and Reproductive Harm- www.P65Warnings.ca.gov.