Features 1、1/4 NPT Gold male quick-connect connector. 2、Resistant to compression, high performance and high reliability. 3、Fast and easy to install, you do not need any other tools. 4、A perfect starting set or for making new hoses etc. 5、Prevent air from escaping when changing between tools. Specification Features: 1/4 NPT Gold male quick-connect connector. Resistant to compression, high performance and high reliability. Fast and easy to install, you do not need any other tools. A perfect starting set or for making new hoses etc. Prevent air from escaping when changing between tools. Specification: Color: gold as the picture show Material: Copper Weight: approx. 320g Package List: 6 * 1/4" Male thread male adapter 2 * 1/4" Female thread female adapter 2 * 1/4" Female thread male adapter Package List