Print parts according to print orientation stl and they will print without support (side hook might benefit from support but is probably ok -- I didn't use support for any of them. Fit them together and fix them with glue or weld the PLA.
windowshelf.f3d | 424.4KB | |
windowshelf_left_part.stl | 6.6KB | |
windowshelf_print_orientation.stl | 17.2KB | |
windowshelf_right_side.stl | 8.1KB | |
windowshelf_side_hook.stl | 2.6KB | |
windowshelf_whole.stl | 17.2KB |