The ryobi rlm1840h2 one43 lithium fusion lawnmower has an aerodynamically optimised cutting deck with 40cm metal blade for excellent cutting and mulching performance with vertebrae handle design for extended fatigue free use with drive by wire built in controls and a robust 5 position single point height adjustment provides cutting range from 20mm 70mm the quick release fold down handle and collapsible grass catcher stores flat on top of the mower for easy storage mow up to edge or around fl