There is a new geometry in the bicycle together with the most current Shimano groupset suitable for amateur racing in XC and MTB marathons. The Shimano Deore M 5120 is really a 1x10 travel with a completely new rear derailleur mechanism. For additional in-depth exploration of those topics, see McKinsey’s https://dirstop.com/story21169840/top-guidelines-of-lever-4-0