$fn =32; module deckel(){ height = 0.5; dia = 1.6; cube([25,20,height],true); translate([11.5,0,0])cube([5,5,height],true); translate([13+1,0,0])cylinder(h=height,d=5,center=true); translate([2-13+25,0,1])cylinder(h=1.5,d=dia,center=true); translate([2-13,-8.5,1])cylinder(h=1.5,d=dia,center=true); translate([2-13, 8.5,1])cylinder(h=1.5,d=dia,center=true); } deckel();