S&S Technical’s VerssaLoad VCM Railcar Loading Rack Package Walk Around Video. Project near completion being set up for FAT. Check it out. Need a “loading rack” that will actually load or unload your feed stocks or finished products – S&S has the solution with the VerssaLoad range of fully integrated systems. Don’t get left with missing puzzle pieces, let S&S design, fabricate, and automate your complete needs.