The big head: 3/4"-60", the small head: 1/2"-48" Wall thickness: Sch5-Sch160 XS XXS ProductStainless steel reducerAnother NameConcentric reducer and eccentric reducer Seamless reducer and seamed/welded reducerSizeThe big head: 3/4"-60", the small head: 1/2"-48" Wall thickness: Sch5-Sch160 XS XXSMaterial Grade201,301,302,303,304,304L,316,316L,321 etcStandardANSI/ASTM/SUS/GB/DIN/EN/BSSurfaceBlack ...