[R134A CAN TAP] Two R134a can taps were equipped with piercing and self sealing style which help to compatible with all R134a cans. They both are made of quality brass, which has good durability and anti-rust, T handle for easy fingertip control, thickening seals to prevent leaking.[R134a Recharge Hose]AC charge hose kit with gauge for R134A R12 R22 or R502 refrigerant to vehicle or home air-conditioning, extra large and colored dials with fahrenheit scale is easy to read, gauge rated 350psi max pressure, hose rated 3000 psi burst pressure and 600 psi max working pressure.[ Piercing Valve]BPV-31 piercing tap valve, replace part No.: AP4502525, BPV31D, GPV14, GPV31, GPV38, GPV56, MPV31; compatible with 1/4 inch, 5/16 inch, 3/8 inch outside diameter pipes. piercing tap valve is made of corrosion-resistant metal that won' t wear out or rust over time.[Refrigerant Adapter]6014 vacuum pump adapter 1/4 Flare Female to 1/2 Male, 6015 R134A refrigerant tank adapter 1/2 Female to 1/4 Male Flare, R134A low side quick coupler, suitable for charging and service tools.Colour: as shownMaterial: Rubber+MetalPackage Contents:1 x Refrigerator refrigerant charging hose with pressure gauge1 x R134A quick connector2 sets x BVP-31 piercing tap valves1 x r134a adapter1 x alve core remover2 x convertersOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.