SURIEEN AC Oil Injector Tool Kit, R134A Compressor Oil Injector with Quick Coupler and Refrigerant Charging Hose with Gauge, R12 to R134A Conversion Adapter for Refrigerant System. 【Compatibility】 The AC Oil Injector Tool Kit is compatible with most vehicles that have R134A, R12, or R22 air conditioning systems, Applicable to vehicle air conditioning system maintenance and fluid injection, A 1/4" universal male-female connector is used.
