Bus Bar Box Board 300A High Current Busbar Automobiles Maximum Connection Amplifier Power Case Car Acceories 100% brand new and high quality Features: 1. Modular box design, easy wiring configuration. 2. The gla fiber reinforced nylon base and shell ensure high mechanical strength and durability. 3. The box is detachable for barrier-free wiring, which reasonably accommodates the cables inside the vehicle and ship. 4. Actual Use: The middle M8 is connected to the negative rod of the device, and the M8 at both ends is connected to the negative rod of the battery; a small current is collected from each device, such as 3A, 5A, 10A, 8A,etc. Integrate a thick line to collect a large current in the range of 300A To the battery. 5. Good Function: Play a role of storage of a negative wire harne in automobiles, ships and yachts. The negative wires are gathered together to make the box storage more beautiful. Bus Bar Box Board Set only,other acceories demo in the picture is not included. Specification: Name: Red Bus Bar Box 300A M8 Stud Terminal bolt size: 4xM8 (about 5/16 inch) Material: nylon/gla fiber, stainle steel and copper Maximum voltage: DC 48V Maximum connection amplifier: 300A Material: Nylon/gla fiber+stainle steel+copper Size: app.13.8x6.9cm/5.43x2.72in Optional Color: Black, Red Quantity: 1 Set Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 1 x Bus Bar Box Board 4 x Screw