1)Material :Aluminum Alloy

2)Size :As shown in the picture above

3)Thickness :4.0mm

4)Surface: Anodized

5)Colour :Silver And Black Colour

6)Package : (Depend your choose ) 

Binding Post ：
This connector is made by Brass.
Transparent plastic cover. Standard size spreads, accept banana plugs and 12 gauge wire, for easier recognition
Screws locking.No Soldering
High Quality 100% Brand new.
24k Gold plated. APPRO 43.5mm [long] X APPRO 18.6mm [diameter]
Panel Opening Holes OD  APPRO : 11mm
Material : Brass,Gold Plated