Our precision-engineered metal end caps are specifically designed for use in AA (5#) ma le AAA (7#) fa'atasiga ma'a, serving as the top and bottom terminals. Made from high-quality nickel-plated steel or custom alloys, these battery caps provide excellent conductivity, tetee a'a, and mechanical strength for high-performance battery applications. Vaega Autu: E fetaui mo AA (5#) ma le AAA (7#) standard sizes Material: …