To spare me the Herumgewurschtel with the cables of my surround speakers when connected to a new AV Receiver, I have gained these parts.
+ Easy to use + Very good workmanship (at least visually) + Cables are thanks to the two side screws bombenfest + The corpus of the plug itself is isolated from a plastic sleeve in metal look + Said plastic sleeves have a red and black marker Nakamichi
Otherwise applies to the question whether banana plugs, or at least the cable, the now famous slogan in the internet forums: "Who remembers sound-wise difference between the connection with banana plugs or cables pure, that must at Bets, .... occur ???? ;-)