Sirrus X 5.0 Size:L We took the tread design

We took the tread design of the Fast Trak GRID 2Bliss Ready tire a step further by manipulating each knob with Finite Element Analysis

Comfort Ride Geometry

BPA-Free Medical Grade design

Perfect for e-bikes

Bonus Lens Color: Climax

Sirrus X 5.0 Size:L We took the tread designOffering 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: The patent pending Compliance Junction frame design of the Sirrus X provides the smoothest ride in its class. Engineered vertical compliance without sacrificing lateral rigidity translates to more comfort, control, and efficiency on all roads, paved or gravel. RIDER