The Ultimate Connection Ball Funnel for the Kingpin Coupler Block is designed to attach to Andersen's Kingpin Coupler Assembly. The funnel comes complete with the necessary connecting bolts, nuts, and washers. This listing DOES NOT include the Ultimate Connection Hardball (part # 3201) or the Ultimate Connection Kingpin Coupler Assembly (part #3231). | Andersen Ultimate Connection Ball Funnel - For Kingpin Coupler Block