With a capacity of 18AH, this battery can easily replace 17AH, 19AH, 21AH, and 22AH batteries. It is made with GEL technology, making it highly durable and resistant to leaks and spills. Ultra Max NPG20-12 AGM/GEL Battery 12V 18AH (Replace 12V 17AH, 12V 19AH, 12V 20AH, 12V 21AH, 12V 22AH).
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