12 Pieces Insulated Banana Plug Coupler 4mm Female Banana Plug, Female to Female Banana Plug, Double Banana Plug for 4mm Banana Extension Electrical Test Black and Red

Type: 4mm banana plug to banana plug adapter.

Material: PVC and nickel-plated brass

Rating: CATII 600V / Max 19A; Length: 40mm;

Both ends can connect to any standard 4mm banana plug adapter (shielded, unshielded, retractable).

Quantity: 12 pieces (6 red + 6 black).