1Set Battery Power Distribution Block Bus Bar Positive Negative 12 X M4 15A Terminal Screws 1X M6 Terminal Studs 180A For Car Boat The 12-point busbar provides ample connection points for the positive and negative terminals. Made of high quality flame retardant nylon PA66+ stainle steel bra material. The 12-terminal power distribution block helps you organize your harnees, group them together, store them inside vehicles, boats, etc., and insulate and protect connectors from damage and corrosion. Package includes 1* 12-terminal Power Distribution Block 1* Stud Terminal Sheath 16*Ring Crimp Terminal Connector Color: red/black Material: nylon + stainle steel bra+PVC Applicable: RVs, ships, cars, cars, trucks, boats, cars. Maximum voltage: 48V DC Rated current of each terminal: 15A Rated current of the whole electric block: 180A Size 1X M6 Terminal Studs 12 X M4 Terminal Screws Installation Instructions: Designed for clean and profeional custom wiring of multiple acceories. After-sales instructions: Due to manual measurement, please allow slight errors. Due to differences in different monitors, the pictures may not reflect the actual color of the item. Since this product is a variant product, please check whether the product you need matches the order when you pay, thank you.