translate([0., 0., 0.8]) 
cube(size = [1.5, 1, 0.05], center = true);

translate([-0.65, -0.4, 0.41]) 
cube(size = [0.1, 0.1, 0.78], center = true);


translate([-0.65, 0.4, 0.41]) 
cube(size = [0.1, 0.1, 0.78], center = true);


translate([0.65, -0.4, 0.41]) 
cube(size = [0.1, 0.1, 0.78], center = true);


translate([0.65, 0.4, 0.41]) 
cube(size = [0.1, 0.1, 0.78], center = true);