Dual 5/16 inch stainless steel stud, lock washer, and nut, which is sturdy and rust-resistant. The base is made of flame retardant plastic to protect your safety, ensures great mechanical strength and durability.The battery junction block is measured 1.77inch x1.69inch x1.26inch. Stud size: M8. Maximum working voltage: DC 48V & up to 80Amp. Maximum amplifier per circuit: determined by the connected wires.Glass Fiber reincompatibleced 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 compatible one or more connections.Installation method: surface screw fixed installation.Black/Red color allowing easy and clear color coding compatible wiring.Heavy duty terminal stud (up to M8).Application: The positive and negative terminal stud is useful compatible customizing vehicles or relocating batteries. Applicable to 12-48V trucks, RVs, coaches, boats and other industrial equipment.Colour:redMaterial:nylon+stainless steel+copperSize: 46 x 43 x 35mmPackage Contents:1 x Terminal Block Studs 2 x screwsOnly 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.