This extra-heavy-duty rotavator performs excellently in demanding conditions and is ideal for 'built-on' combi- { nations - such as Rippeq Furrower or Crumble Roller. Side drive through heavy-duty Roller Chain - 17 ton breaking load - with externally adjustable tensioniflg skid. Rotor drive is supported by large ball bearings and face seals. Protection of tractor and transmission against shock-loads ensured by heavy-duty safety clutch. Cultivating depth is adjustable - raising/lowering the side skids. Depth control wheels available as optional. Selectatilth pick-off gears allow four alternative rotor speeds (540 PTO)