JZK 10 Pcs Black Red Banana Plug Jack 4mm, 32A High Current Banana Plugs Solderless Male Stackable Connector Speaker Cable Adapter Insulated Safety Shrouded Banana Jack Plugs 

• The pin is the standard size of 4mm diameter. Great for many projects involve 4mm banana plugs. 4mm bare banana plugs fit most meters and speaker cables. It's the best helper for engineers or DIY enthusiasts to do testing in schools, homes, laboratories and factories. 
• Screw Locking: The 2.5-3.5mm bare wire can be fixed with a screw at the tail. Welding: Put a few of the wire strands on the outside of the metal hole, then solder them flat around the base.
• Stackable Design, It is convenient to insert plug into the banana hole during testing multi-purpose sockets, saving spaces. and it can form a very large contact area after insertion, which ensures high-power output.
• Copper body nickel plating 4mm banana plugs can withstand up to 32A current and 1000V voltage.The outeside is soft and non-slip PVC insulated shell, which can ensure testing safetyp.
• These Nickel plated speaker banana plugs feature maximum signal transfer & durability. 

The pin is the standard size of 4mm diameter. Great for many projects involve 4mm banana plugs. 4mm bare banana plugs fit most meters and speaker cables. It's the best helper for engineers or DIY enthusiasts to do testing in schools, homes, laboratories and factories.  Screw Locking: The 2.5-3.5mm bare wire can be fixed with a screw at the tail. Welding: Put a few of the wire strands on the outside of the metal hole, then solder them flat around the base.  Stackable Design, It is convenient to insert plug into the banana hole during testing multi-purpose sockets, saving spaces. and it can form a very large contact area after insertion, which ensures high-power output.  Copper body nickel plating 4mm banana plugs can withstand up to 32A current and 1000V voltage.The outeside is soft and non-slip PVC insulated shell, which can ensure testing safetyp.  These Nickel plated speaker banana plugs feature maximum signal transfer & durability.   Package list: 5 x Black Banana Plug 5x Red Banana Plug  Features: The pin is the standard size of 4mm diameter, This package contains 10 pcs banana plugs, ideal replacement of the broken one Good technology, surface nickel plating, oxidation - proof, and beautiful These Nickel plated speaker banana plug features maximum signal transfer & durability. Specification: Material: Copper, PVC Surface Treatment: Nickel Plating Current Voltage: 32A/1000V Connection mode: Screw connection