ST Female to Female KeystoneInternal Reference :
ST F/F KEYSTONE INSERT
ST Keystone Wall Plate Insert Female to Female
This ST keystone female to female wall plate insert is designed to fit into a standard size keystone wall.
ST Adapter, Voice/data/image connectivity for workstation cabling termination of singlemode or multimode fiber cable.
Sold individually. Two are required for a duplex Tx/Rx communication
1 x simplex ST Female / Female coupler