Sunday, March 30, 2008

Company tests new retractable-stud snow tires - Boston.com

Company tests new retractable-stud snow tires - Boston.com: "Q Tires feature retractable studs that emerge when the driver flicks a switch inside the car. When the snow and ice melt, all it takes is another flip of the switch -- and voila -- the studs hide back under the treads and the tires are transformed again."

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