z = ts_zbox - innertube - tubesealrad;
translate([0, -0.1]) square([wallthick, z]);
translate([tubesealrad, z]) circle(r=tubesealrad, $fn=20);
}
module SealingBox_FloorProfile(){
z = ts_zbox - innertube - tubesealrad;
translate([0, -0.1]) square([wallthick, z]);
translate([tubesealrad, z]) circle(r=tubesealrad, $fn=20);
}
module SealingBox_FloorProfile(){