Battery Terminal Block Positive Negative M8 Dual Studs Junction for RV Car Boat Product Feature: Why you need it - Do you need to move a trolling motor, but you don't want to make new battery cables? Do you put your car battery in the trunk but still want jump posts or charging stations in the engine compartment? Our heavy duty junction posts help solve the problem. Why choose us - Take a look at the photo carefully! There is a bar between the two legs. Different from most products on the market, our distribution terminal blocks are not a single pole but a tinned copper bar. High Quality - Our bases are made of flame retardant plastic, less affected by extreme temperatures, stronger than most distribution poles on the market. The stud insulated base design also prevents any voltage leakage to your vehicle or shell. Item Size - The measurement of our battery terminal block is about 4.5 x 4.3 x 3.2 cm, stud size: 5/16''(M8). Maximum amplifier per circuit: determined by the connected wires. (Note: The maximum working voltage is 48V DC and up to 80A.) Wide Application - This positive and negative power distribution unit is ideal for customizing vehicles or moving batteries. Suitable for most 12-48V trucks, RVs, coaches, boats and other industrial equipment. Product Specification: Type: Distribution Terminal Block Material: Copper Item Size: 4.5 x 4.3 x 3.2 cm Stud Size: 5/16''(M8) Connector Type: Screw Number Of Poles: 2 Current Rating: 80 Amps Voltage: 48 Volts Package Included: 2 x Terminal block 4 x Wire lug (SC16-8) 4 x Screws