Specialized Sirrus X 3.0 Step-Through Color:Pistachio/Dolomite Metallic Size to a shell fit

Size to a shell fit rather than a street-shoe conversion

this bib empowers you to confidently explore the mountain’s most challenging and distinctive routes

The Sidewall construction ensures maximum grip

for vehicles without pre-existing roof rack attachment points

but it makes the helmet lighter and adds ventilation

Specialized Sirrus X 3.0 Step-Through Color:Pistachio/Dolomite Metallic Size to a shell fitThe Specialized Sirrus X 3. 0 Step Through is a fitness and urban cycling bike built for riders who want a single bike that handles pavement, light gravel, and everything in between. The step through frame geometry pairs with Specialized's Rider First Engineering approach, meaning each frame size is tuned independently for tube dimensions, rigidity, and weight rather than scaled from a single template. An A1 alloy fork keeps the front end light and