The file 'Simple Shelf Bracket 3D Printer Model' is (stl) file type, size is 28.4KB.
Kinda based on this shelf bracket from Home Depot: http://www.homedepot.com/p/Everbilt-5-in-x-6-in-White-Shelf-Bracket-15415/202034285
Dimensions: 14.7 cm x 13 cm3 mm screws with 6 mm head indent