Sport Cat Drop RailsNRS Sport Cat Drop Side Rails fit your small cataraft without interfering with the inner d ring placement. These side rails drop 6 1 4" from the center of the top side rails to the center of the drop rails. See these rails used with the NRS Sport Cat Frame (item # 92072. 02). The Sport Cat Drop Side Rails attach to cross bars using our LoPro Frame Fittings. Made from hot forged aluminum alloy for a strength to weight ratio that can't be beat, the