ITEM NAME:1/4'' DC 48V Battery Power & Ground Insulated Stainless Steel Stud Junction Description: 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. Installation method: surface screw fixed installation。 Suitable for trucks, RVs, coaches, boats, etc. Specification: Material: Nylon, Glass Fiber reinforced and Metal Size: Approx 45*43*32mm Stud Size: M6 (1/4") Max Operating Voltage: DC 48V Package Includes: 1 Piece Single Terminal Stud Block 2 Pieces Screws Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making.Stud Size: M6 (1/4"). Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2 Pieces Screws.