_:n452a3241a5fc433b8c2926af97ccaff9xb0
<http://schema.org/description>
"The Challenge threaded inline valve extenders add 41.5mm length so that your valves will protrude thru deeper dish rims allowing you to attach a pump. They are compatible with inner tubes and..."
<https://www.jtownbike.com/product/challenge-tires-valve-extenders-186273-1.htm>