Size: 20 mm * 20 mm * 8 mm( 0.79in * 0.79in * 0.31in  /  L*W*H
Spade Dimension: 
Inner Width: 6 mm (0.24in)

Outer Width: 8 mm (0.31in)

Depth: 10 mm (0.39in)
24 K gold plated and copper made, non-magnetic.

For old style speakers and Accept different types of banana plugs.

Converts amplifiers with screw type terminals to use standard banana plugs or bare cable.


Also can be used for speaker spade to banana socket adapter.
Accept cable diameter: 6mm
 
Package:
4 Pcs Banana to Spade Adapt Plugs