Description: Prime Material: The terminal strip block is made of nylon and brass to ensure durability and security during use.Feature:The power distribution block includes black and red buses, so that you can easily distinguish the positive and negative connections to prevent any potential accidents.Product Details: The busbar terminal block size is 14cmx2cmx4.2cm,M6 studs, maximum voltage: 48V, rated current: 150A.Transparent Cover: This power distribution block is equipped with a transparent cover, which can protect the terminal connection from dust and moisture, so that you can clearly see the wiring situation and facilitate inspection and maintenance.Wide Application: This electric terminal junction block is universal for automobiles, cars, boats, yachts, trucks, trailers, RVs, etc. Specification: Material: Nylon? Brass? Stainless Steel Size Chart: 14cmx2cmx4.2cm/5.51inchx0.79inchx1.65inchUpper Cap Height : 1.6cm. Package Includes: 1 Black Power Distribution Block1 Red Power Distribution Block Note: Please allow slightly errors 1-2cm differences due to manual measurement.