The Stihl RM 448 TX is great mower for medium sized lawns up to 1200m2. Its single speed drive with super soft grip and easy running wheels make it a very comfortable lawnmower to use. The hardened lightweight polymer deck makes it immune to rust providing a greater life span of the mower. The central cutting height adjustment can be adjusted easily to the desired lawn height in six settings There is also a grass level indicator on box to show you when the grass catcher needs to be emptied