650B

IRC’s lightest and fastest road tubeless tires. A wider tread and cross-sectional shape provide improved rolling resistance. This tire is designed for high speed in dry weather conditions. - The Formula Pro Tubeless Light is IRC’s fastest road tubeless tire - A wider cross-sectional shape provides improved rolling resistance - This tire is designed for high-speed riding

- Mountain biking’s speed demon - When it’s time to drop the hammer and crush some climbs, Peak is mountain biking’s speed demon. - A round profile, closely-spaced tread, and supple casing contribute to Peak’s low rolling resistance, while ample traction and braking performance are delivered thanks to siping on every knob and its multi-dimensional Dynamic:A/T compound.