Convert-A-Ball's 6-Way Multi-Hitch is designed to work with lunette rings, spade, clevis and all popular coupler sizes - 1-7/8, 2 or 2-5/16 inch. Clevis area has a 2 inch opening with 7/8 inch diameter pin. The built-in cushion feature provides a smoother ride while towing. Designed for use with all 2-1/2 inch class V receivers.