Our precision-engineered metal end caps are specifically designed for use in AA (5#) è AAA (7#) assemblea di batterie, serving as the top and bottom terminals. Made from high-quality nickel-plated steel or custom alloys, these battery caps provide excellent conductivity, resistenza à a corrosione, and mechanical strength for high-performance battery applications. Funzioni chjave: Adatta per AA (5#) è AAA (7#) standard sizes Material: …