$fn=200;

//cylinder(h=1, r= 40);

difference() {
   cylinder(h=8, r= 33);
   translate([0,0,-0.1])cylinder(h=8.2, r= 12);
 
   translate([28,0,-0.1])cylinder(h=8.2, r= 2.5);
   translate([-28,0,-0.1])cylinder(h=8.2, r= 2.5);
   translate([23,14,-0.1])cylinder(h=8.2, r= 2.5);
   translate([-23,14,-0.1])cylinder(h=8.2, r= 2.5);
 //  translate([15,24,-0.1])cylinder(h=8.2, r= 2.5);
 //  translate([-15,24,-0.1])cylinder(h=8.2, r= 2.5);
   translate([23,-17,-0.1])cylinder(h=8.2, r= 2.5);
   translate([-23,-17,-0.1])cylinder(h=8.2, r= 2.5);
   translate([-45,22,-5])rotate([15,0,0])cube([90,50,20]);
   translate([-45,-26-50,-1])cube([90,50,20]);
}

//translate([0,-30,-1])cube([30,30,30]);