The 50 and 70 ton versions of the AAR designed flatcar were ubiquitous.  And aside from a few small runs of the GHQ/deLuxe Innovations 50 ton flatcar, these cars have been a gaping hole in N scale rosters.  Now Intermountain is poised to fill that gap with a 70 ton version.  And right off the bat they will be offering it with bulkheads as well!