module lever(){


$HEIGHT=11;
$THICK=12;

difference(){

hull(){
translate([0,0,$HEIGHT])cube([1,$THICK,1]);
translate([1,0,0])cube([1,$THICK,1]);
translate([44,0,0.7])cube([1,$THICK,7+$HEIGHT]);
translate([44,0,0])cube([1,$THICK,1]);
}

hull(){
translate([-0.1,$THICK-4,$HEIGHT-10])cube([1,2,30]);
translate([40.1,$THICK-4,$HEIGHT-3])cube([1,2,37]);
}

translate([10,0,8])rotate([0,-8.5,0])holes();
translate([31,10,-0.1])cube([7,3,6]); // notch for top M3 head

} // difference

translate([10,0,13])rotate([0,-8.5,0])translate([31,4.5,0])rotate([0,8.5,0])translate([0,0,-16])cylinder(r=4.3,h=0.3,$fn=6,center=true);

} // module lever

lever();






module holes() {
rotate([90,0,0])cylinder(r=2.6,h=30,$fn=24,center=true);
translate([25.5,0,0])rotate([90,0,0])cylinder(r=2.6,h=30,$fn=24,center=true);

translate([0-4.5,4,0])rotate([0,8.5,0])cylinder(r=2.3,h=90,$fn=24,center=true);
translate([31,4.5,0])rotate([0,8.5,0])cylinder(r=2.4,h=90,$fn=24,center=true);
translate([31,4.5,0])rotate([0,8.5,0])translate([0,0,-16])cylinder(r=5,h=10,$fn=6,center=true);
}