challenge

Challenge Grifo Open Cyclocross Tire. The Challenge Grifo Open Cyclocross Tire is a completely handmade, multipurpose clincher tire designed for maximum traction in ...  more

Challenge Grifo XS Open Tubular (Clincher) 700x33, White  more

Another one of the hot new mud tires just out this year.  more

Shimano Women's SH-WM61 Mountain Bike Shoes. Indoor challenge or off-road escapade, these women's Mountain Bike shoes handle any cycling adventure you put in their ...  more

This lightweight suspension package contains all the features you need to challenge the trail ahead. A stiff aluminum crown married to lightweight 32mm  more

The Fango is great for wet and muddy conditions.  more

Well rounded cyclocross tubular!  more

Peloton Bike Carrier clamp-style fork-mount single bike rack,fits most disc brake and suspension combinations with standard 9mm axles  more

The Thule Peloton forkmount bike tray is designed to fit discsuspension combination with standard 9mm axles. The duallock design locks the bike to the carrier and ...  more

Thule Peloton Bike Carrier  more

Zipp SL145 Carbon Stem is a perfect example of the determination that Zipp's engineers display when faced with a challenge. It requires 50 sections of hand-wrapped ...  more

The Fango is great for wet and muddy conditions.  more

Well rounded cyclocross tubular!  more

Challenge's new mud tire equipped with the deepest nobs we've ever seen graced on a cross tire.  more

This is the tire of choice for those bringing their CX bikes out onto the roads for mixed conditions riding, or long road rides where max comfort is key. The ...  more

Challenge Paris Roubaix Road Tubular, 700x27mm, Blk/Blk  more