NOCO B603S NCP-2 Grey Top Post Battery Corrosion Terminal Protector, (Pack of 50)
These Battery Terminal Protectors are designed to provide a barrier against acid fumes that seep through improperly sealed batteries and cause battery corrosion. Each Battery Terminal Protector is made from 100 percent organic non-woven felt and saturated in the NCP-2 battery corrosion preventative compound; lasts indefinitely without drying or evaporating and is guaranteed for the life of your batteries. Suitable for top post batteries.