The Precision I (HF905)I (HF907)I (HF910) Door Hinges carries the weight of the stove door on your Hi-Flame Precision 3 through thousands of open-and-close cycles in a high-heat environment. Over time hinges wear and the door may begin to drop or misalign. This genuine spare part is made to the original specification for the Precision 3 and restores correct door operation. Fitting is straightforward with basic tools.