third one
thingiverse
Customized version of http://www.thingiverse.com/thing:362804 Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=362804 Instructions Using the following options: pattern_line_thickness = 1.8 pattern_rotation = 90 frame_shape = 5 frame_hole_position = 0 frame_shape_orientation = 270 pattern_radius = 4 build_plate_manual_y = 140 build_plate_manual_x = 140 pattern_shape = 6 frame_shape_radius = 12.5 build_plate_selector = 0 pattern_overlap = 0
With this file you will be able to print third one with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on third one.