29-Inch

The Hardrock'R is a long lasting tire with an aggressive, yet smooth rolling, tread with multi-directional knobs that are sure to improve traction and cornering over mixed terrain. And with the added benefit of Flak Jacket flat protection, you'll be sure to hit it all with confidence and control. - Casing: 30 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 29 x 2.0", PSI 35-65, approximate weight 1000g

The Ground Control Sport is an exceptionally versatile trail tire that uses a tread optimized using Finite Element Analysis. This means that it rolls fast and provides increased grip and traction in nearly all conditions. - Casing: 60 TPI - Bead: Wire - Compound: 60a - 25-50 psi