The author remixed this model.
Sits higher than original model. Basically required if you changed nozzle to e3d or mk8, that is slightly shorter than the original nozzle.
Idea is inspired by https://www.printables.com/model/495824-sovol-sv06-5015-cooling-bracket
Edited CAD: https://cad.onshape.com/documents/9304285f39f337f35267c079/w/1ce1b22f245b3453631ba865/e/d0cbf15b8c0a3d57e4046602