HR Series Power Harrow Heavy Duty Non Folding Machine, 2 Models of machine with working width from 2.5m to 3.0 m, 1 Harrow with Heavy Duty Gearing, driven from centre of Harrow from central Main Gearbox. One Bolt per 2 Blade Quick Change Blades 150hp rated Hypoid Gearbox and Drivelines. Overload slip clutches as standard. 4 Speed Gearbox giving Blade Speeds from 134 rpm to 350 rpm. Crumblier or Packer Roller (Option Extra) Read more