^ The valves are Woods valves. Most track pumps come with a little brass adaptor to bring them up to Shraeder size. They are a great design because you don't need to unscrew anything to pump them up - the little one-way valve inside keep the air from escaping.
^ The valves are Woods valves. Most track pumps come with a little brass adaptor to bring them up to Shraeder size. They are a great design because you don't need to unscrew anything to pump them up - the little one-way valve inside keep the air from escaping.