There's a new geometry with the bike along with the most recent Shimano groupset suitable for beginner racing in XC and MTB marathons. The Shimano Deore M 5120 is a 1x10 drive with a completely new rear derailleur system. Radon in air is ubiquitous (present or remaining almost everywhere concurrently). https://bookmarkedblog.com/story19144674/5-essential-elements-for-lever-4-0