The aggressor is designed for high-speed modern mountain bike trails. An all-around trail tire excelling on everything from loose cross-country race courses, to heavy all-mountain riding Excellent all-around performance Advanced knob design creates extra gripping edges and reinforced side tread for secure cornering Intended use: hardpack, loose over hard, medium EXO sidewall for cut/abrasion protection Compound: dual compound Tubeless ready ISO Diameter: 622 / mountain / 29" All Maxxis tires 2.40" and up are considered WT according to Maxxis whether or not they are labeled WT Labeled Size: choose; 29 x 2.2", or 29 x 2.5" TPI: 60 Bead: folding bead Weight: 720g. (29x2.20"); 985g. (29x2.5") Color: Black