aluminum, metal muffler, air condition accessories 1.Material: 6061,6063,6082 2.Diamater available: 40,45,50,54,74mm aluminum, metal muffler, air condition pipeline accessories Material: 6061,6063,6082Diamater available: 40,45,50,54,74mmStyle: As per customer's designUsage: Car air-conditioning systemDelivery time: 25-30 daysFeatures: Eco-friendly , recyclableSupply Ability: 3000000 pieces per ...