Bacharach 2411-1110 PCA 400 w/ O2, CO, NO, 12 in. Probe with 7.5 ft. Tubing and
Bacharach PCA400 2411-1110 Portable Combustion and Emissions Analyzer Includes O2, CO, NO, 12 in. It is perfect for spot-checking and tuning your engines with the high-range CO sensor and available sample conditioner.