Product Name: Access Valve, Refrigerant Charging Valve Model NO.: CV Application: Household Usage Standard: GB Flow Direction: Unidirection Pressure: High Pressure Structure: Tubular Connection Form: Welding Material: Brass Trademark: Ice Loong Transport Package: Carton Specification: 1/4" Origin: China Product Description Connection: 1/4"Connection length: 16mm/19mmCap length:16mm/19mmCopper tube length:30mm/100mmAs one of the leading HVAC/R accessories companyin China ,we have a strong strength to provide our customers a variousseries of refrigerantsand refrigeration fittings(spare parts) with good quality .Global famous companies like DAIKIN, Whirlpool,Midea and GREEareour clients. Main products:Refrigerant gases :R22,R134a,R410A,R404A,R407C,R507,R290,R600aRefrigeration fittings(spare parts):copper tube& copper coil, tubing tools, copper fittings, Compressors , Condensing units , Evaporators , Fans , other line components.Please contact usso I can send you our complete catalog.