DESCRIPTION Blu Jet AT6020 NH3 Tool Bar (GP11666, Unit 8001), Blu Jet AT6020 20 knife pull type tool bar, coulters, notched double disc sealers, Double Raven Super coolers, hydraulic wings, double tank hookups, rear hitch, double Firestone 12.4-38 main frame tires, 385/65R22.5 tires on wings. Serial Number: Notes: