If you want to conduct maintenance tasks to your Beta RR 450 4 Stroke then it will always be a great idea to own a Workshop Manual for reference in case you want to know the way to remove a certain component such as the Drive Shaft and fit it again in the correct way.
Beta RR 450 4 Stroke Workshop Manuals offers clear detailed diagnostic guides on your vehicle so if something is playing up it helps you determine what the situation is and tips to correct it. After that you can evaluate if you can do this yourself or in case the job is simply too big it is possible to book your RR 450 4 Stroke in to a nearby repair garage.
Beta RR 450 4 Stroke manual