... material 2.size:10mm,11mm,12mm,13mm 3.T,Y,Four way Specifications:1.material:aluminum2.process way:casting3.size:outside ... diameter of ,9mm,10mm,11mm,12mm,13mm4.T,Y,Four ways type5.other type:we also have zinc,iron or ... make sure good quality and 100% check before shipping Aluminum Four Way