Krypton 105 Di2 Size:XS After much testing

After much testing

Extremely lightweight 4-way stretch fabric

No-compromise

Pro Penn Marathon is available in Extra-Duty Felt (for hard courts)

Experience a surge of a new found energy in this exclusive style

Krypton 105 Di2 Size:XS After much testingTake the long way home: The most versatile bike in our lineup, the Krypton keeps your legs fresh over any distance and any surface. With increased tire clearance, a downtube storage compartment to carry tools and gear, and shorter chain stays, the Krypton offers a more reactive and responsive ride, from pure tarmac to off piste. Steady on the rough, sharp on the smooth, and flat out fast over the long haul, the new Krypton is a refined ride for any