a forum community dedicated to road bike owners and enthusiasts. come join the discussion about bike parts, components, deals, performance, modifications...

shop road, mountain & gravel bikes. huge selection of parts, components & clothing from specialized, shimano & more!

the latest bike reviews, news, and tips to be a better rider.

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home to the world's best selection of bicycle tires, plus tons of other cycling gear. explore our collection of complete bikes, components, apparel, accessories, computers and much more. btd has been proudly serving cyclists of all disciplines since 2002.