diff --git a/box.scad b/box.scad
index e0b2706..c90779e 100644
--- a/box.scad
+++ b/box.scad
@@ -219,12 +219,18 @@ module hinge(theta=90) {
 		hinge_mount($die=true);
 	}
 	left(5+d)back(py/2 + 5+d)zrot(theta){
-		zspread(n=4, l=37.4 ) cyl(r=5, h=6, chamfer=.8);
-		difference() {
-			zspread(n=3, l=25 ) cyl(r=5, h=6, chamfer=.8);
-			zspread(n=3, l=25 ) cyl(r=2.2, h=6.2);
+		zspread(n=4, l=37.4 ) {
+			cyl(d=9, h=6, chamfer=.8);
+			right(5+d)fwd(9/4)cuboid([x,1+9/2,6], align=V_LEFT, chamfer=1, edges=EDGES_Y_RT+EDGE_BK_RT);
 		}
 		cyl(r=2, h=42);
+		zspread(n=3, l=25 ) difference() {
+			union() {
+				cyl(d=9, h=6, chamfer=.8);
+				right(5+d)back(9/4)cuboid([x,1+9/2,6], align=V_LEFT, chamfer=1, edges=EDGES_Y_RT+EDGE_FR_RT);
+			}
+			cyl(r=2.2, h=6.2);
+		}
 		difference() {
 			left((x)/2-5)back(10+5)cuboid([x,20+2*d,50], fillet=2, edges=EDGES_X_ALL);
 			right(5)back(10+6)zrot(180) {