include <BOSL2/std.scad>

module ssd_plate_addon() {
    difference() {
        union() {
            rotate([0,0,41]) cuboid([250,15,3], rounding=5, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT]);
            rotate([0,0,-41]) cuboid([250,15,3], rounding=5, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT]);
            tube(od=172.5, id=147.5, l=3);
            }
        translate([60,52.5,0]) zcyl(l=10, d=4.5);
        translate([60,-52.5,0]) zcyl(l=10, d=4.5);
        translate([-60,52.5,0]) zcyl(l=10, d=4.5);
        translate([-60,-52.5,0]) zcyl(l=10, d=4.5);
    }
}

*ssd_plate_addon();