Challenge, Seamless Latex Inner Tube, Tube, Presta, THM all internal components are protected

all internal components are protected from water and trail debris with weatherproof seals

The Favero Assioma PRO MX-1 power meter pedals can be installed and swapped between bikes like any other pedal: in a few minutes and without special tools or the assistance of a mechanic

and durability designed to last

Ritchey WCS Solostream

Challenge, Seamless Latex Inner Tube, Tube, Presta, THM all internal components are protectedChallenge produces the only seamless 'one piece' latex inner tubes on the market providing a smooth, balanced ride with no pucker or bump like those found on other tubes Latex tubes are lighter, thinner and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats Includes a removable core Presta valve making them compatible with both inline and external valve extenders