print 2 pieces (one mirrored if you want to)Assembly:- place the hooks on top of the plexiglass- mark the holes- remove the hooks and drill the holes (do it slowly or it may crack)- cut the tip of the filament flat, chamfer a little bit (1mm)- push the filament in the hole as much as you can, cut the filament (small cut then break it)- with the drill and drill bit push the filament a little further in.- clean- enjoy