Mighty Max Battery 12V 18AH INT Replaces np18-12 51814 6fm17 6-dzm-20 Rechargeable Sealed Lead Acid 12180 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
LEAD ACID BATTERY 12V-18Ah 180x76x167mm » CATALOG PRODUCTS » BATTERIES, CHARGERS & ACCESSORIES » LEAD BATTERIES »
Continental Replacement Battery for Enduring 6FM17 6-FM-17 12V 18Ah NB Sealed Lead Acid