Description This item is air conditioner refrigerant recharge hose, which is made of high-quality materials, practical for long lasting use, not easy to deform and wear. professional refrigerant recharge hose, suitable for many kinds of air conditioners. Features -Material:Rubber, copper.-Size: About29.00X3.00X1.20cm/ 11.40X1.18X0.47in. -Working pressure: 800 psi.-Explosion pressure: 4000 psi.-Support refrigerant: r134a, r410a, r22, r12-Final interface size: 1/4" SAE to 5/16" SAE.- Made by high-quality rubber and strong copper, this adapter can be used for a long time.- It has good anti-corrosion effect and can bring you a good use using experience.- It is made by good craftsmanship and has thick texture, so you can buy it with peace of mind.- The high-pressure refrigerant adding hose provides safety and convenience for the testing or charging of many HVAC systems.- It is used for adding refrigerant to vehicle with highly working performance.Packing list: 1 x refrigerant filling pipe