The new Gravity tire entirely developed for the E-Bike use.,Aggressive lateral studs offering an impressive grip.,Hardskin 2x66 reinforcement to stick to the wheel and absorb the balance weight / Power of the E-Bike,Race Ripost E-Bike specific compound, tough on the sides to ensure the durability, and soft in the center to improve the braking..FeaturesTubeless Ready (TR), fits tubeless rims with no inner tube and also standard rims with inner tube,Race Ripost Ebike (RR Ebike), specifically tuned rubber durometers to promote low rolling resistance and increase grip,Weight: 1180g.