Impact are proud to announce the release of the new Athmos. The Athmos replaces the Start-up unicycle. It as massively improved specification over the previous unicycle. A great lightweight beginner trials unicycle from Impact, with the Impact ISIS Hub and Cranks. The new Athmos saddle is the same as the Naomi saddle found on the Gravity and Reagent, but without the removable cover. This unicycle comes with the same hub as the Gravity and Reagent.