Features: 1.Wide Application: 4 stud high current junction blocks are widely used in power supply systems for automobiles, RVs, boats, yachts, etc. 2.Tidy Storage: Distribution block can bring the wire harnesses together to reasonably store the wires inside the vehicle and boat, providing a neat environment. 3.High Performance: Brass contact plate with excellent current transfer and weather resistance, nylon base with insulation and high strength. 4.Installation Details: The cover of this bus bar 12v marine will allow 180 wire lug installation and can meet variety kinds of installat methods of end terminals. 5.Long Lasting: Upgraded design allows for use in extreme conditions, including marine environments, and professional performance brings you reliable results. Specification: Item Type: Battery Bus Bar_x000D_ Material: ABS, zinc alloy, brass, Nylon_x000D_ Maximum Voltage: DC48V_x000D_ Continuous Current: 600A_x000D_ Stud Size: M10x4 (M10 size =3/8in)_x000D_ Application: Cars, RVs, ships, yachts and other power systems