Wide range of applications: Standard cooling charging hoses with 1/4 inch SAE external thread and internal thread for refrigerants R410A, R22, R134a, R12. High pressure: 17.8 cm long charging hose with solid brass manual shut-off ball valve. Nominal working pressure: 3000 psi burst / 600 psi Max. Working pressure BEAUTIFUL DESIGN: Designed to fit standard 1/4 inch SAE female refrigerant charging hoses with cutoff of red, blue and yellow. Ball valve design with a quarter turn of the valve handle switch to control the refrigerant. Can be operated with one hand - for screwing on the end of the charging hose. Premium quality: made of sturdy material for long-term use. Hose Length:85mm Total length: 170mm colour:Yellow+blue+red Material:Brass+rubber Package Contents: 3 x 7inch color coded R12 R22 A/C charging hoses with ball valve Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.