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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
2mm barbore
5" wheels on XS and Small for the best blend of fit and speed
most aero seat post we've ever made ensuring fast-moving
Eastern top tube and bar pads
It's the perfect bike for your little ripper to start getting out on the trail with—we just wish that we had one when we were kids
Specialized Sirrus X 1.0 clipless 2mm barboreDetails Offering an unprecedented combination of comfort, efficiency, and nimble handling, the Sirrus X excels on pavement, dirt, and any terrain in between. SMOOTH, COMFORTABLE, AND EFFICIENT: Sirrus X provides the smoothest ride in its class. With bigger, confidence inspiring tires, a slightly more upright riding position, and a super intuitive one by drivetrain. RIDER FIRST ENGINEERED: Like all Specialized performance bikes, the geometry of each
