Material: brass Color: yellow, black Package include: You will get 2 pcs brass air inflator adapters with black plastic cap. Compatible: Compatible with Standard 1/4in Npt thread (M) to standard valve for Schrader (M) . Use this tyre inflator adaptor to easily connect the air tube to Schrader standard valve, Presta air compressor or tank valve. Widely Used: Our air inflator adapter is suitable for various tire filling and pressure bottle containers for inflating and capping or emptying. The air chuck adapter is perfect for all portable car air compressors, tire pressure gauges, air pumps and air tubes, tire clamps and other air accessories thread conversion jobs. Durable Material: 1/4" npt (m) to standard valve for schrader (m) tire inflator connector is made of high-quality brass material, sturdy and durable.