About this item High Quality- Dual 1/4" 5/16 " 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. Dimensions- The battery junction block is measured 1.77"x1.69"x1.26". Stud size: M8. Maximum working voltage: DC 48V & up to 80Amp. Maximum amplifier per circuit: determined by the connected wires. MaterialThe Terminal Block bus bas made of glass fiber reinforced nylon, durable and practical to use Easy to installThe power junction post's surface screw fixed installation-two mounting holes make it easier to be mounted in any orientation Wide Applications- 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. Features: 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. Installation method: surface screw fixed installation. Black/Red color allowing easy and clear color coding for wiring. Heavy duty terminal stud. Specification: New and high quality Color:Black,Red Scope of application: RV yacht Model: battery terminal Specifications: Red Double Stud-M6, Black Double Stud-M6, Red Double Stud-M8, Black Double Stud-M8 Package Included1pc Note: 1. Due to manual measurement, please allow an error of 1-3mm. 2. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.