Specialized Sirrus X 4.0 - Gloss Quartz Metallic / Bordeaux Metallic Frost Reflective Wall Mount 0 tread has GRIPTON® compound

0 tread has GRIPTON® compound and grooves for ultimate grip and performance when the weather turns foul

It weighs 18 grams (with hardware) compared with 36 grams for the OEM Roval Mount

Crafted from a soft and durable 6

Hypalon straps

Specialized Sirrus X 4.0 - Gloss Quartz Metallic / Bordeaux Metallic Frost Reflective Wall Mount 0 tread has GRIPTON® compoundOffering 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 frame is