Features: Power distribution block also known as battery bus bar, this busbars will come in pairs, includes one red bus bar black bus bar, car terminal block. Rating: Max voltage: 300V AC, 48V DC. Max continuous amperage: 130A AC, 150A DC terminal bus. Terminals: Each battery distribution block includes - M6 terminal studs x 4 and screw terminals x 6, suitable for 1/4inch and #8 insulation ring terminals. Application: These 12v bus bars are using copper plates and stainless steel terminals as conductors, which makes it can work in extreme environment, suitable for automotive, car, truck, marine, boat, yacht, etc. Colour:Red & Black Material:Nylon + copper Package Contents: 1 * Positive Bus Bar 1 * Negative Bus Bar 4 * Mounting Screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.