... acid injection 1.Appling for lead acid storage battery,UPS battery,Motorcycle battery,E-bike battery 2. HNBR, NBR, Silicone, EPDM, VITON, CR, etc ... customer request. ItemRubber parts for battery acidDescriptionWidely used inAppling for lead acid storage battery,UPS battery,Motorcycle battery,E-bike battery acid filling machineHardness: Shore ...