ST Through Coupler 4Cabling ST adapters have high precision alignment. they are equip with fit in standard fibre panels and flanged to be mounted in. Features: Complies with IEC 61754-2 standard. Low insertion loss and high reconnectability capability. REACH SvHC compliant. Materials compliant to RoHS2. Simplex adapters . Data processing networks. Premise distribution. Specs: Material: Metal Colour: Black and Metal WHY 4CABLING? 100% Aussie Owned and Operated Expert Advice and Sales Team Trusted by Over 100,000 Aussie Customers ISO 9001, NSW & QLD Government Approved Supplier Massive Stock Levels, Ready to Go Lightning Fast Delivery Nationwide Warranty & Easy Return Policy Secure Online Shopping 24/7