Feature: 1. Car A/C quick adapter uses precise snap lock and knurled handle ring, easy to use 2. Detachable brass adapter with ring joint allows for easy long-term maintenance, very practical 3. The thickened joints are made of excellent brass material, wear-resistant and durable 4. All connection parts are designed with precise fine threads, and the interface is also equipped with a ring. good quality thick rubber seal, which will ensure safe use and no risk of leakage 5. 1/4in thread, can be used in low pressure environment, suitable for R1234FY refrigerant Specification: Item Type: Quick Adapter A /C for car Material: Stainless steel + brass Model: HS-1234YF Color: Blue Scope of application: Car air conditioning Connection form: Fast charging Type (channel position): Directly Flow direction: two-way Driving mode: manual Purpose: adjustment Applicable medium: ammonia Pressure environment: low pressure Refrigerant: applicable to R1234FY Refrigerant Thread: 1/4in Package list: 1 x connector 1 x bolt