Sirrus X 1.0 chain guides & tensioners The Fidlock magnetic buckle allows

The Fidlock magnetic buckle allows quick and easy fastening

Plush Mid-Density EVA foam and nylon fiber composite base with D2 Edge Flex that provide softened edges for optimal pedal strokes

LX18650 Lithium lon Rechargeable

Every width of the EC90 ALX has its own size-specific top section with corresponding cross sectional dimensions

mated to a carbon fiber backplate

Sirrus X 1.0 chain guides & tensioners The Fidlock magnetic buckle allowsOffering 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