Chris Hamelin, whose bike chain snapped, was the best island performer when he accumulated a sixth and two seventh places in the Rookie 600 class.

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His legs weren't feeling great, and then his bike busted its chain.

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There's no chain on the bike -- instead it relies on a shaft drive to move the wheels.

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The postman suffered a shoulder injury after the chain on his bike snapped.

BBC: trolley

In other news, pedal-powered transportation geared up for the future as we showcased a chain-less hybrid bike with an out-of-this-world design and a molded bamboo bike that is grown from the ground up.

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