difference() {
 	translate([-100,0,0])
color( "Blue", 1.0 )
 scale([1.6,1,1])
cube([18,18,18],true);

 	translate([-85,0,15])
    rotate([0,45,0])
color( "Gray", 1.0 )
 scale([1.3,1.3,1.3])
cube([18,18,18],true);

    translate([-91,0,-8])
     rotate([90,0,0])
    scale([0.5,0.5,0.5])
color( "Brown", 1.0 )
cylinder(h=40, r=5, center=true);

  translate([-109,0,-8])
     rotate([90,0,0])
    scale([0.5,0.5,0.5])
color( "Brown", 1.0 )
cylinder(h=40, r=5, center=true);
 }

 translate([-109,0,-8])
     rotate([90,0,0])
    scale([0.5,0.5,0.5])
color( "Yellow", 1.0 )
cylinder(h=40, r=2, center=true);

   translate([-91,0,-8])
     rotate([90,0,0])
    scale([0.5,0.5,0.5])
color( "Yellow", 1.0 )
cylinder(h=40, r=2, center=true);

 translate([-91,-9,-8])
     rotate([90,0,0])
    scale([0.5,0.5,0.5])
color( "Black", 1.0 )
cylinder(h=3, r=4, center=true);

  translate([-109,-9,-8])
     rotate([90,0,0])
    scale([0.5,0.5,0.5])
color( "Black", 1.0 )
cylinder(h=3, r=4, center=true);

 translate([-91,9,-8])
     rotate([90,0,0])
    scale([0.5,0.5,0.5])
color( "Black", 1.0 )
cylinder(h=3, r=4, center=true);

  translate([-109,9,-8])
     rotate([90,0,0])
    scale([0.5,0.5,0.5])
color( "Black", 1.0 )
cylinder(h=3, r=4, center=true);