Features: 1.With exquisite threaded mouth and all?copper valve, this extension tube can provide a tightly connecting without leakage and gaps. 2.Flexible link tube that can be bent, make the use of this adapter more convenient. 3.Universal type, work with tire valve directly, with 30cm/11.8in length, can well meet your needs. 4.Stainless steel extension nozzle and high density valve core, reliable and durable. 5.Wide application, designed for car,motorcycle, trucks, RVs, campers, trailers, or other heavy vehicles and so on. Specification: Item Type: Tire Valve Extension Hose Material: Copper + Stainless Steel + Rubber Color: Black Length: Approx. 30cm/11.8in Application: Universal for car, motorcycle, trucks, RVs, campers, trailers, or other heavy vehicles and so on. Note: Please allow 0?2 cm error due to manual measurement. Thanks for your understanding.