uxcell 2pcs Tubeless Adapter in Wheel Rim Tire Valve Stem for Auto Trucks Product Name : Car Tire Valve Stem w Cap;Material : Alloy, Rubber Color : Black;Thread Dia. : 5mm/ 0.2" Stem Size : 38 x 19mm/ 1.5" x 0.75"(H*Max.D);Cap Size (Approx) : 12 x 10mm/ 0.47" x 0.39"(H*Max,D) Net Weight : 18g Package Content : 2 x Car Tire Valve Stem