Suitable for trucks, RVs, coaches, boats, etc. Glass Fiber reinforced Nylon base ensures great mechanical strength and durability. The base is made of flame retardant plastic to protect your safety. Allow terminating of heavy-dutycables for one or more connections. The power junction post's surface screw fixed installation-two mounting holes make it easier to be mounted in any orientation. Black/Red color allowing easy and clear color coding for wiring. Heavy duty terminal stud (up to M10). The positive and negative power distribution block is useful for customizing vehicles or relocating batteries. Applicable to 12-48V trucks, RVs, coaches, boats and other industrial equipment. Colour:black+red Material:Nylon+Stainless Steel Size:46 x 43 x 35mm Package Contents: 2 x Terminal Block Studs(1 Red+1Black) 4 x Screws Only the above package content, other products are not included. Note: Light 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.