Mulching mowers cut then re cut grass cuttings into verytiny pieces with a special mulching blade. The cuttings are deposited back ontothe ground where they virtually disappear. These tiny clippings are re absorbedthrough the soil giving extra nutrients and moisture to the grass roots for ahealthier growth. The AL KO 4605SP Bio can also be converted into a sidedischarge machine for use in longer grass areas. The cuttings are placed in aneat line to the side of the lawnmower.The AL KO 4605 SP Bio is a self propelled mulching lawnmower with a 46cm cutting width. The power drive is especially useful if youhave uneven or sloping ground. The mower is propelled along at a comfortablewalking pace and lessens the fatigue that is associated with push mowers.The 4605 SP Bio steel deck dedicated mulching mower isequipped with a reliable easy starting 4 stroke Briggs and Stratton engine. TheBriggs Stratton 625E engines are designed to deliver superb performanceproducing 190cc of power. The wheel drive allows the lawn mower to be easilyoperated even on sloping ground. The cutting heights can be adjusted from thewheel axle to settings from 30 – 85mm. SpecificationsModel 4605SPType MulchingEngine Briggs Stratton 625EPower 190cc, 2.4 kW 2,800 rpmPower Drive Yes, single speedCutting Width 46cm 18 inchCutting Heights 30 85mmCutting Height Adjustment Wheel axleCutter Deck Material SteelWheel Size 220 205mmGrass Collector NAWeight 34kgManufacturer's Warranty 5 years home owner Subject toannual service by an authorised AL KO dealer