LD239 Replacement Battery Back Catalog number: 2702-19341 Availability: In the manufacturer's stock Price on request - + Recommended 800716 Precision Rotameter, 20-200cc Price on request 401464 Diagnostic Panel Flow Tube/Rotameter, Replacement, 2-50cc Price on request 401645 Diagnostic Panel Flow Tube/Rotameter, Replacement, 10-100cc Price on request