Coming to a store near you: chainless bicycles

RICHMOND, Virginia (AP) -- Pedalers of the world, unite! You have nothing to lose but your chains.
If you've ever been riding down the street and had your pants cuff ripped asunder, there may be a revolution at hand.

Trek Bicycle is part of a movement to bury the finger-pinching, pants-munching, rust-prone sprocket and chain, and usher in an era of belt-driven bikes that might have the inventors of the self-propelled transportation Schwinning in their graves.

Wisconsin-based Trek is introducing two models this holiday season that are chainless, instead using technology most often found in things like motorcycles and snowmobiles. While some smaller custom bike makers have used them before, Trek is the first to use the technology for mass-produced bicycles.

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