two holes on the side off the shell to rotate the ballHEADmaster

1 files changed, 7 insertions, 0 deletions

diff --git a/gimbal.scad b/gimbal.scad
index d16f6e0..1de7c79 100644
--- a/gimbal.scad
+++ b/gimbal.scad
@@ -107,6 +107,13 @@ module shell() {
 		cube([d-2*cutoff, d*2, 2*d], center=true);
 	}
 
+	// two holes on the side to rotate the ball
+	for (i = [-1,1])
+		assign(d2 = d/2+c)
+		rotate([i*80, 0, 0])
+		translate([0, 0, -2*d2])
+		cylinder(r1=d2, r2=0, h=d2*2);
+
 	// path for 1/4" screw; lets you rotate the sphere after
 	// pushing it in (and allows later removal of it)
 	hull() {