Mantis 15-Inch Reel Mower with Folding Handle And Grass Catcher 811104 5-Reel Blade Cylinder: Flame-hardened precision-ground steel blades are sharpened to one hundredth of a millimeter for a precise, clean cut! Adjustabel Cutting height from 1/2" to 1 3/4". Non-friction blades offer longer blade life - blades typically only require sharpening once every eight (8) years! Blade Cover: Keeps blade safely guarded away when mowing under shrubs or low-hanging flowers. Rear Spoiler Discharge: Reduces flinging or fly away grass cuttings. Ejects grass cuttings to the rear of the mower or directly into grass catcher bag. Padded Foldable Handle: Comfortable, form rubber, non-slip grip - bars fold for convenient storage or transporting - easily fits in the trunk of a car. Sealed Ball Bearings For longer life and eliminates need for oiling and mechanical maintenance.