The connectors are made of brass and aluminium, featured with high hardness, rustless, durable and good air sealing. 1x T type parts (Aluminium tee parts 1/4" & 3/8" barbed 1/8"-24NPT & brass parts 1/8"-27NPT 1/4"-18NPT).
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Universal Fuel Injector Pressure Tester Kit 0-140PSI for Gasoline Cars Trucks Mo