This particular Thermometer has a 3" (7.6 cm) face with a 1.6" (4 cm) stem Fits Char-Griller Models 1224, 1624, 2121, 2190, 2223, 2623, 2735, 2823, 3001, 3008, 3018, 3030, 3070, 3724, 4000, 4208, 5030, 5072, 5252, 5650, 5750, 6020, 6520, 6620, 6719, 14822, 16620, 16820, E1224, E2137, E3001, E4822, E5030, E56720, TEXAS TRIO, LEGACY 2190 Gas Grills It is stainless steel and very easy to install, as you just insert the stem through the hole on your pit/ smoker/grill and then attach the nut, which is included If your grill, smoker or pit does not have a hole, you can just simply drill a 1/4 " hole and attach the BBQ Pit thermometer as previously described This thermometer ranges from 50-400 Celsius/100-750 Fahrenheit in cooking temperature You will not be disappointed with this item, so please BUY with confidence. Please feel free to ask any questions concerning this item Don't know your Char-Griller model number? Click here to find it for the suitable grill parts.