MICHELIN AC10 TT F 80/100X21 51R

Reversible tread pattern with a tread wear indicator that clearly shows when to reverse the tire on the trim: when the M disappears the tire can be turned around
Mirror-image knobs provide equal traction in both directions
Excellent traction on any terrain thanks to optimized knob alignment
Good grip on asphalt; DOT approved for street use
Specially formulated rubber mix promotes impressive durability that resists tearing and chunking even under hard use