The file 'JJ-CCR Head Cover (rebreather) 3D Printer Model' is (stl) file type, size is 211.3KB.
JJ-CCR head cover (rebreather)... based onhttps://www.printables.com/model/201153-jj-ccr-head-coverOriginal hole diameter 169.6 now 2mm larger and the storage points for accessories have been changed