The closest option I was able to find is the Wheel Stud # 165995 which measures 2-1/2" long, is 1/2" in diameter, and has 20 threads per inch. view full answer...
If your 2015 Ford F-250 has a standard 7-way then you can use an adapter like the Pollak Trailer Connector Adapter - 7-Blade Plug to 7-Pole Round Pin # PK12727 to go from the standard 7-pole blade to 7-pole round pin connection type. If you only had a 4-pole connector then you could use the Custer Trailer Connector Adapter - 4-Way Flat to 7-Way Round # KIT-7P-4 instead. view full answer...
The Lynx # 274-000006 wheel you're interested in uses a 9/16-18 60° coned lug nut like # 6-53 or # LHLR110, as confirmed by LionsHead. view full answer...