Maxxis Dissector Tire - 29 x 2.4, Tubeless, Folding, Black, 3C MaxxGrip, DH, Wide TrailFrom the Dissector, Troy Brosnan wanted to create a unicorn tire a center tread design that carried speed easily but with edge blocks worthy of world class cornering speed. The Dissector center knobs are all heavily ramped to minimize drag, but retain sharp, flat edges along their backs to provide strong braking traction. Small sipes give the knobs additional flexion, increasing their surface area during braking and aiding the transition to the edge