700c, 27-Inch & 650c

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

A unique semi-slick diamond design pattern offers a lower rolling resistance and comfort ride on the street. This tire is also an excellent choice for the hard pack off-road trails and XCO races.