5/16" Terminal Studs M8 48V Terminal Block Busbar Insulated Double Type Distribution Studs Positive and Negative RV About this project HIGH QUALITY - Dual 5/16" stainless steel studs, lock washers and nuts are strong and rust resistant. The base is made of flame retardant plastic to keep you safe and ensure excellent mechanical strength and durability. Dimensions - Battery junction box dimensions are 1.77"x1.69"x1.26". Stud size: M8. Maximum operating voltage: DC 48V and up to 80Amp. Maximum amplifier per circuit: determined by the wires connected. Material - Junction Box Bus Base Made of Fiberglass Reinforced Nylon, Durable and Practical Easy to installfixed with screws on the surface of the power terminaltwo mounting holes, easier to install in any direction Wide range of applications - Positive and negative power distribution blocks can be used to customize vehicles or relocate batteries. Suitable for 12-48V trucks, RVs, buses, ships and other industrial equipment. feature : Suitable for trucks, RVs, buses, boats, etc. Glass fiber reinforced nylon base ensures excellent mechanical strength and durability. The base is made of flame retardant plastic to keep you safe. Allows termination of one or more connected heavy-duty cables. Installation method: surface screw fixed installation. Black/Red allows for easy and clear wiring color coding. Heavy duty binding posts (up to M8). Include includes: 1X binding posts 2X screws Lower price high qualityfor your 5-star rating. Please keep in touch if any shipping /item problems. Thank you for your waiting.