Types: FC-SC, FC-ST, SC-ST. Hybrid type (connect different connector), simplex and duplex is optional.There are yellow,red, Feature:Suitable for all kinds of JIC connector;High accuracy mechanical size and excellent compatiblity;Ceramic and brozen ferrulesTypes: FC-SC, FC-ST, SC-ST. Hybrid type (connect different connector), simplex and duplex is optional. SC ST LC adapter