MetroSonics Inc. Toxic Adapter DTA-501 Part + gs-7703 Gas Sensor Test Equipment

I also have another one of these gas sensors for sale in another listing. I can include any of the items in my listings in a bundle if you prefer. 1 Metrosonics Toxic Adapter dta-510 1 Metrosonics Gas Sensor gs-7703 Condition: preowned. excellent working condition.