Radial carcass allows for a larger contact patch and conforms to terrain yielding more grip, more comfort, and more controlTread Pattern optimized for radial carcass: Many lugs for maximum grip and great durabilityKnobby tread with good spacing between lugs to maximize grip and mud shedding abilitiesGravity Pro compound is specifically designed to excel in downhill and enduro conditionsUSFT - Addix Ultra Soft compound is the most aggressively grippy compound designed for maximum grip and dampening in extreme downhill and enduroTubeless29x2.6622TBLS - FoldBk/Bsk35135067RADIAL/USFT/E50UPC/EAN/GTIN: 4026495945202