$fn=60;

include <BOSL2/std.scad>;

zb_length=108;
zb_width=81;
zb_height=23;

module zimablade() {
    color("grey") cuboid([zb_length,zb_width,zb_height], rounding=2, anchor=BOT);
}

*zimablade();


difference() {
    union() {
        cuboid([126,102,3], rounding=2, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT], anchor=TOP);
        cuboid([120,108,3], rounding=2, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT], anchor=TOP);
        cuboid([zb_length+10,zb_width+10,5], rounding=2, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT], anchor=BOT);
    }
    cuboid([zb_length+2,zb_width+2,5], rounding=2, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT], anchor=BOT);
    cuboid([zb_length-2,zb_width-2,5], rounding=2, edges=[FWD+RIGHT,FWD+LEFT,BACK+RIGHT,BACK+LEFT], anchor=TOP);
    cuboid([zb_length-20,zb_width+20,5], anchor=BOT);
    cuboid([zb_length+20,zb_width-20,5], anchor=BOT);
}
/*
102.5
120
140
108.25
*/