Specifications: Product Name: R12 to R134a Adapter Material: Brass, plastic Size: R12R22 female 1/4SAE interface to R134A Suitable for: Fits all vehicles from 1976 - 1995 Highlight description: [Practical R12 to R134a Adapters Set] This retrofit kit allows the conversion of a system running old refrigerant R12 to run on r134a. Replaces R12 with R134a charging port 1/4" SAE or 7/16-20UNF adapter, more convenient for you to use. These tank adapters provide a tight, secure, leak-free connection that allows you to quickly and easily connect and disconnect high flow. [Easy to Install] You can just hand tighten it and get a good seal. The adapter kit can be supported used with valve by screw connection. R12 R22 to R134A adapters feature quick and easy connection and disconnection with high flow. [Solid Construction] This R12 to R134a conversion fitting adapter kit is made of high quality brass and plastic, solid construction for high heat resistance, durability and safety, which can serve a long time. [Wide Compatibility] This useful tools for car refrigerant tank to adapt between R12, R22 system and R134a systems. Fits all vehicles 1976 – 1995. Please check the existing valves size to ensure the proper usage. [You Will Receive] Our package includes a high pressure adapter, a low pressure adapter, and 2 plastic protective cover caps (one is red and the other is blue), meeting your connecting needs and providing convenience in daily life. Parts List: 1 x High Pressure Adapter 1 x Low Pressure Adapter 2 x Plastic Protective Caps Note: 1. There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color. 2. Please allow slight dimension difference due to manual measurement.