LD239 Replacement Battery Back Catalog number: 2702-19341 Availability: In the manufacturer's stock Price on request - + Recommended 401645 Diagnostic Panel Flow Tube/Rotameter, Replacement, Price on request 801009 Rotameter/Flowmeter, GilAir-3 Price on request 401247 Diagnostic Panel Flow Tube/Rotameter, Replacement, Price on request