24 Row Corn Head Geringhoff Rota Disc September 29, 2015 by farmlifetoday bigtractorpowerTue, September 29, 2015 10:04pmURL:Embed:24 Row 20″ Geringhoff Rota Disc corn head on Case IH 9240 Axial-Flow combine. http://www.bigtractorpower.com