//tensegriy tower base
//August 10th 2014
//version 1.1
//aprox print time - 2 hour 30 min

difference () {
//large circular flat base
cylinder (h=3, r=65, $fn=100);

//bolt holes for base
translate ([-60,0,-1])
cylinder (h=10, r=2, $fn=30);
translate ([60,0,-1])
cylinder (h=10, r=2, $fn=30);
translate ([0,60,-1])
cylinder (h=10, r=2, $fn=30);
translate ([0,-60,-1])
cylinder (h=10, r=2, $fn=30);
}

//first side supports
translate ([2,-50,0])
cube([4,20,15]);
translate ([-7,-50,0])
cube([4,20,15]);

//second side supports
translate ([2,30,0])
cube([4,20,15]);
translate ([-7,30,0])
cube([4,20,15]);