The best Olympic bar for weight lifters is one that comes with an extra whip. It should also have collars that are able to spin freely. You do not want a bar that will hurt you when it is turning. The right bar might cause you a fortune but it is worth every penny spent. However, depending on the available budget you should carry out prior research. This way you can get exactly what is suitable for your specifications. Make sure that you compare what different online companies have on offer.