Genuine Stihl/Viking 6358 702 0100 / 63587020100 46cm mower blade for compatible Stihl RM 448 and Viking MB 448 petrol lawn mowers. This genuine replacement cutting blade forms part of the mower's cutting system and provides the cutting action required for a clean and consistent finish. Suitable for replacing a blunt, bent, chipped, worn or damaged original blade and manufactured to the correct specifications for precise fit, balance and reliable cutting performance.