The Aggressor is designed for high-speed modern mountain bike trails. Advanced knob shaping creates extra gripping edges, and reinforced side knobs off er enhanced stability when cornering at speed. An all-around trail tire excelling on everything from loose cross country race courses to heavy all-mountain riding.Excellent all-round performance.SpecificationConditions: Loose over Hard, Loose, Medium, Wet,Cornering Control: 1 2 3 4,Rolling Efficiency: 1 2 3 4,TPI: 120,Bead: Foldable,Ply Construction: Dual,Compound: Dual,Max PSI: 60,Tech: Tubeless Ready, Double Down.TechnologyTubeless Ready: Tubeless tyres give the rider with many benefits: the ability to run lower air pressures, which improves traction; lower rolling resistance when compared to a tube-type tyre; and less chance of flatting since there is no tube. Maxxis Tubeless Ready (TR) tyres provide the benefits of a UST tubeless tyre without the weight penalty. Our TR tyres use a standard casing and require the use of a liquid sealant in order to make them airtight..Double Down: With dual-ply 120 TPI casing and a butyl insert, Maxxis' Double-Down technology is ideal for enduro-style rides..