difference(){ cube([53.34,45.72,2.8]); #translate([0,6.35, 0 ])cube([15.875, 50, 2.8]); #translate([37.465,6.35, 0 ])cube([15.875, 50, 2.8]); #translate([20.955,16.764, 0 ])cube([11.3, 22.86, 3]); }