Now includes 2 Free Tubes. Tread features alternated side diamond-shaped knobs for optimal directionality, cornering grip and steering feel, maximum traction in and out of turns and responsive steering with reduced grabbing in ruts. Parabola-shaped center elements: the center of the knob digs, the sides withstand the stress and enlarge the tire's footprint. Alternated-cut knobs add to the balance of lateral and longitudinal stiffness, which maximizes grip for traction and braking and provide outstanding durability. Tires & Tubes only, wheels not included.To Lower 48 States USA. Be sure to add me to your.