include include module motorplate() { t = 2; i = 3.5; w = 40; l = 95; translate([-w/2, 0, 0]) difference() { rplate(w, l, t, 3); for (x = [0+i, w-i]) { for (y = [0+i, l/2, l-i]) { translate([x, y, -10+1.6]) mbolt(); } } } motormount(); translate([0, l, 0]) rotate([0, 0, 180]) motormount(); } $fn = 40; motorplate();