Gfg G450M-11420K Portable G450 Msha Instrument, Rechargeable W/Single Charger, Ch4, O2, Co, H2S – Value Kit

GFG G450M-11420K Portable G450 – MSHA Instrument – Rechargeable w/single charger, CH4, O2, CO, H2S – Value Kit (MSHA approved version)