Siping (rubber) wear and extends the life of the tire. Both Bridgestone and Michelin sell snow tires that are siped at the factory, while Saf-Tee Siping and Grooving sells machines that can sipe most standard vehicle tires. Siping can also be done by hand. Siping tires may void the manufacturer's warranty. Claims that extended life is achieved by siping may only apply to certain environments, operating temperatures, and rubber compound builds. Siped soles are a characteristic feature of boat shoes. Siping (rubber) Siping is a process of cutting thin slits across a rubber surface to improve traction in wet or icy conditions.
Rubber Tires the car to a Mexican couple for $500. He returns to the family just as the salesman has raised the offer to $750. When the salesman hears that the car has been sold, he tells the family of the full reward, and pursues the new owners. While driving through the west, the family is held up by bandits who rob them and let the air out of their tires. Bill comes to the rescue, and lends them his car while he fixes theirs. He is able reacquire the Tourist car and drives it to Newhall. When he approaches the family,