Receiver Lock Bent Pin for 2 & 2-1/2 Square ReceiverFeatures:Includes Dust CapEasy Access Models Feature Side Key Entry, Sliding Dust Cap, Lock Housing Rotates 360 DegreesWARNING: This product can expose you to chemicals including Chromium (hexavalent compounds) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.