ITEM NAME:190mm/7.48" Universal Flexible Rubber Tyre Valve Extension #gib Store Home Promotion Hot Item Add to Fav.1 x Tire Valve Stem Extension. Just connect the tire valve stem with air pump, easy to use. Applicable models: universal. Material: brass + rubber. Toys, Hobbies. Gross Weight: 38g. Product width: 10mm/0.39".