These are new transmission x-member mounts for various F-250 and F-350 Ford truck made between 1967 and 1979.  These mounts are for manual transmission trucks.  The automatic transmission version has two bolt holes and mounts further back.  These mounts fit 4x4 "Highboy" trucks, F250/350 Super Cab and F250/350 Crew Cab trucks.  All of the frames that these mounts were used on are either 7 or 8 inches tall under the cab.  These mounts are sold as a pair and are unfinished raw metal and will need to be painted.