The Cobra RM513SPBI is a premium quality rear roller lawn mower powered by a Briggs and Stratton electric start petrol engine. Designed by a British company the RM513SPBI is suitable for lawns of up to approximately 50 x 50m. The full width steel rear roller will gives lawns that traditional striped effect that is so sort after.Briggs & Stratton InStart engines are petrol driven but can be started at the touch of a button. No manual is required. A small lithium battery clips onto the top of the engine and can give 10 starts with just a 10 minute charge. A fully charged battery will give over 50 starts.The RM513SPBI has a 51cm cutting width and the premium deck has been designed so that it aides airflow. Another premium feature is the 3 speed transmission. This means you can adapt the travelling speed of the mower to match the cutting conditions. So you can achieve a close cut the cutting height can be set right down to 17mm. For longer grass the height can be set up to 75mm. The fabric grass bag has a capacity of 70 litres. SpecificationsCutting Width: 51cm / 20 inchDeck Material: SteelDrive: Yes, 3 speed throttleEngine Type: Briggs & Stratton 675IS InStartEngine Displacement: 163ccFuel: Unleaded petrolEngine Oil: 4-StrokeStarter: Electric, push buttonRecoil Starter Backup: NoRear Roller: Yes, full width steelCutting Height Adjustment: Single leverCutting Heights: 6 from 17 – 75mmGrass Collector Capacity: 70 ltrWeight: 42kgManufacturer Warranty: 2 year homeowner