ST Through Coupler4Cabling ST adapters have high precision alignment. they are equip with fit in standard fibre panels and flanged to be mounted inFEATURES Complies with IEC 61754-2 standard Low insertion loss and high reconnect ability REACH SvHC compliant Materials compliant to RoHS2 Simplex adapters Data processing networks Premise distribution SPECIFICATIONS Material: Metal Colour: Black and Metal WARRANTY3-years limited warranty