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radius = 12.25;
wall = 8;
c_wall = 6;
screw_r = 4.5;
screw_insert_r = 25.25;
h = 60;
module support() {
difference() {
hull() {
cube([(radius+c_wall)*2, wall, wall]);
translate([radius+c_wall, 0, h - radius - c_wall])
rotate([-90, 0, 0]) cylinder(r=radius+c_wall, h=wall);
}
translate([radius+c_wall, -1, h - radius - c_wall])
rotate([-90, 0, 0]) cylinder(r=radius, h=wall+2);
}
}
union() {
difference() {
cube([(radius+c_wall)*2, (screw_insert_r+wall+2)*2, wall*2]);
translate([radius+c_wall, screw_insert_r+wall+2, -1])
cylinder(r=screw_r, h=wall*2+2);
translate([radius+c_wall, screw_insert_r+wall+2, wall])
cylinder(r=screw_insert_r, h=wall+1);
}
support();
translate([0, wall + screw_insert_r*2 + 4, 0]) support();
}
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