Pirelli Scorpion XC H Tire - 29 x 2.2, Tubeless, Folding, Black, ProWall, SmartGripThe Scorpion XC H is the best choice for XC and Marathon courses where speed is the key factor, featuring a low profile and compact tread pattern for riding quickly and confidently over hardpack terrain. SmartGRIP Compound: Long lasting grip in both wet & dry conditions with increased resistance to tearing Multi ply 120tpi Nylon for lightness & rolling performance TLR tubeless ready technology designed for easy mounting & bead stability Product