Product detail:

100% Brand new, top quality

HI-END audio Binding Post

Red copper plated conductor nonmagnetic  hollow forging center design

HousingEutectic copper alloy

Housing; Fog black finished eutectic copper alloy

Nylon [red/black] and polycarbonate [clear] insulation

Connections:screws locking / soldering

Identification: Red, Black

Package Contain:  4pcs two black color  and two red color