R134A REFRIGERANT CHARGE HOSE WITH GUAGE:The ac freon charging hose equiped with the scale guage reading for r134 or r12 or r22 types freon, piercing r134a can tap to connect puncture r134a refrigerant cans male mouth, r134a service quick coupler port to connect car ac r134a service male port. Directly used for car r134a ac refrigerant system PIERCING VALVE KITS:BPV-31 Refrigerator Tap Valve Compatible with 1 or 4 Inch, 5 or 16 Inch, 3 or 8 Inch Outside Diameter Pipes, Replace for AP4502525, BPV31D, GPV14, GPV31, GPV38, GPV56, MPV31 [AC Retrofit Valve]The r134a refrigerant charge hose also can be used refrigerator ac refrigerant system through equiped with this ac retrofit valve.[RH R134a -Sealing Adapter]Through the r134a -sealing adapter, the r134a can tap off the refrigerator charging hose can compatible with r134a -sealing cans. Male to connect the r134a can tap, the female to connect -sealing cans. PREMIUM MATERIAL:Made of high metal with great rust-resistant and anti-leaking performance. The hose is made of rubber,good pressure resistance, safe to use.both of the kit are made of corrosion-resistant metal that "t wear out or rust over time, and anti-leaking design that will be for you WIDE COMPATIBILITY: The AC recharge hose with gauge completed with R134A -sealing refrigerant can opener tap dispensing valve with 1 or 2inch thread, for use in adding R134A refrigerant to the vehicle or home air-conditioning with highly working performance. Colour: as shown Material: RubberandMetal Package Contents: 1 x R134a refrigerant charging hose with scale guage 1 x RH thread R134a sealing adapter 1 x ac retrofit valve 2 x bpv-31 piercing tap valve Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!