MSA 467895 Fixed Flow Regulator 0.25 LPM

This is a reliable MSA fixed-flow regulator, specifically the 0.25 LPM model. It's designed for use with calibration gas cylinders and features a sturdy brass body with a built-in pressure gauge. It's been used but is still in good shape for someone needing to calibrate their gas detection equipment. It fits standard MSA calibration cylinders with the green shoulder.