Stud diameter:M8Maximum current: Determined by the connected wireApplication: The positive and negative terminal stud is useful for customizing vehicles orrelocating batteries. Applicable to 12-48V trucks, RVs, coaches, boats and other industrial equipment.Maximum product voltage: DC 48VBase material: Fiberglass reinforced nylonNuts and studs material: Stainless steelBase size: L*W=46*43(1.77 inch x 1.69 inch)Mounting hole size: 4.5mm/0.18 inch (D)Material: Nylon+Metalcolour: black+redPackage Contents:2 x Terminal Block Studs(1 Red+1Black)4 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.