High quality material: the battery pole adapter M8 made of solid brass, brass material is more conductive than other materials, which is durable and rustproof.
Size information: internal thread and external thread are M8, 2 x bolts, 4 x stainless steel seals, positive diameter: 17-19 mm, negative diameter 15-17 mm.
Easy to use: large is for battery plus and the small one for battery minus, directly install the replacement unit without tools.
Applications: intended for all top post, side post, truck and marine battery terminals, car batteries with M8 thread.
Quality Guarantee: Please feel free to contact us if you encounter any problem about the product. You will receive the most friendly customer service.