51cm 171cc 4-Stroke Petrol Lawnmower - Hand-Propelled Manual Grass Cutter Mower Powerful Zongshen 171cc 4-stroke engine with recoil pull start. Self-propelled drive system reduces fatigue and makes mowing your lawn effortless. 51cm (20") Cutting width, perfect for accurate and efficient cutting of medium to large gardens. Easy 1-lever height adjustment system with eight height variations ranging from 25-70mm. Rear discharge with 65L grass collection bag. Soft grip handles for comfort during use and folding handles for easy storage. Speed control lever. Alias ID - ys12331