General description A Pair of Brass Battery Terminal Adapters designed for Lithium Car Batteries, featuring high-quality brass construction for durability and resistance to corrosion and rust. These adapters ensure stable performance and improved battery efficiency. Technical specifications Material: High hardness brass Thread type: M8 external and internal threads Positive pole dimensions: 17-19mm Negative pole dimensions: 15-17mm Included: 2 stainless steel screws and 4 washers Installation Non-slip knurled design for easy installation without tools Large adapter for positive battery terminal Small adapter for negative battery terminal Firmly fixes onto battery posts Usage This pair of Battery Terminals is suitable for all batteries with M8 thread, including top, side, automotive, and marine terminals.