Refrigerator Repair Tube Kit R134A REFRIGERANT CHARGE HOSE WITH GAUGE: The AC freon charging hose is equipped with a scale gauge reading for R134, R12, and R22 types of freon. Includes a piercing R134A can tap to connect to puncture-style R134A refrigerant cans with male fitting, and an R134A service quick coupler port to connect to car AC R134A service male port. Designed for use with automotive R134A AC refrigerant systems. PIERCING VALVE KITS: BPV-31 Refrigerator Tap Valve compatible with 1/4 inch, 5/16 inch, and 3/8 inch outside diameter pipes. Replacement for AP4502525, BPV31D, GPV14, GPV31, GPV38, GPV56, MPV31. [AC Retrofit Valve] The R134A refrigerant charge hose can also be used with home refrigerator AC refrigerant systems when used with this AC retrofit valve. [RH R134A Self-Sealing Adapter] The R134A self-sealing adapter allows the refrigerator charging hose to be compatible with R134A self-sealing cans. Male end connects to the R134A can tap; female end connects to self-sealing cans. PREMIUM MATERIAL: Made of high-quality metal with excellent rust resistance and anti-leak performance. The hose is constructed from rubber with good pressure resistance for safe operation. Components are made of durable metal that resists wear and corrosion, featuring an anti-leak design. WIDE COMPATIBILITY: The AC recharge hose with gauge includes an R134A self-sealing refrigerant can opener tap dispensing valve with 1/2 inch thread, suitable for adding R134A refrigerant to vehicle or home air conditioning systems with reliable performance. Color: As shown Material: Rubber + Metal Package Contents: 1 x R134A refrigerant charging hose with scale gauge 1 x RH thread R134A self-sealing adapter 1 x AC retrofit valve 2 x BPV-31 piercing tap valve Only the above package content is included; other items are not part of this package. Note: Lighting and display differences may cause slight variations in color between the image and actual item. Measurement may vary by +/- 1-3 cm.