Feature: 
Material:Gold plated, Copper made, Non-magnetic 
U inter Dia.: 6mm 
U Outer Dia.: 8mm 
U Length: 9mm 
Range of Operating Temperature:-80℃-+80℃ 
Suits for:20-8AMG audio wire 

Brand new and high quality 
Accommodate cable with cable size up to 6mm. 
Fit for old style speakers and Accept different types of banana plugs. 
Also can be used for speaker spade to banana socket adapter. 
Gold-plated for supreme conductivity and maximum signal transfer and durability 
A perfect gift for video or audio enthusiasts