If you want to undertake adjustments on your BSA A 50 Royal Star then it is usually a good plan to have a Workshop Manual to keep just for reference should you need to know the way to remove a specific component including Wheel and fit it again in the correct way.
BSA A 50 Royal Star Workshop Manuals provide you with targeted diagnostic wisdom for your automobile therefore if something is wrong it helps you discover what the issue is and tips to resolve it. You will be able to evaluate if this can be achieved yourself or if the job is just too big you can make a booking for your A 50 Royal Star in with a suitable car garage.
BSA A 50 Royal Star manual