diff --git a/anybeam.scad b/anybeam.scad
index cef3403..a655e19 100644
--- a/anybeam.scad
+++ b/anybeam.scad
@@ -45,7 +45,7 @@
 // The space prevents a hole from appearing at the start of the beam where
 // the two overlap.
 //
-// Connecing hole 2.5 of the size 4 beam to hole 1 of the size 2 beam at 90 degrees.
+// Connecting hole 2.5 of the size 4 beam to hole 1 of the size 2 beam at 90 degrees.
 //
 //   [ "OOOO", [ 2.5, 1, 90 ], ".O" ]
 //
@@ -79,7 +79,9 @@ function ab_fill(car, nb_occ, out="") = (nb_occ == 0) ? out : str(ab_fill(car, n
 // Standard big frame
 //anybeam( [ "O|||O", [ 5, 3, 90 ], "||O|O|O|O||", [ 9, 1, 90 ], "O|||O", [ 5, 3, 90 ], "||O|O|O|O||" ], 1);
 
-anybeam( [ "|O|O|", [ 5, 1, 90 ], "_|O|O|O|_", [ 9, 1, 90 ], "|O|O|", [ 5, 1, 90 ], "_|O|O|O|_" ], 1);
+//anybeam( [ "|O|O|", [ 5, 1, 90 ], "_|O|O|O|_", [ 9, 1, 90 ], "|O|O|", [ 5, 1, 90 ], "_|O|O|O|_" ], 1);
+
+//anybeam_tee(stem="|O|", top="_O|");
 
 module anybeam( beams = [], height = 1 ) {
   translate([0, 0, height/2]) {
@@ -99,26 +101,26 @@ module anybeam_straight( holes = 10, height = 1 ) {
   }
 }
 
-module anybeam_tee( stem = "OOO", top = "OOO", height = AB_BEAM_HEIGHT ) {
-  anybeam( [ "OOO", [ 2, 1, 90 ], "OOO" ], height );
+module anybeam_tee( stem = "OOO", top = "OOO", height = 1 ) {
+  anybeam( [ stem, [ 2, 1, 90 ], top ], height );
 }
 
-module anybeam_143( left = "XOOO", right = "OOOOOX", height = AB_BEAM_HEIGHT ) {
+module anybeam_143( left = "XOOO", right = "OOOOOX", height = 1 ) {
   anybeam( [ left, [ len(left), 1, 53.13 ], right ], height );
 }
 
-module anybeam_90(left = "XOOO", right = "OO", height = AB_BEAM_HEIGHT) {
+module anybeam_90(left = "XOOO", right = "OO", height = 1) {
   anybeam( [ left, [ len(left), 1, 90 ], right ], height );
 }
 
-module anybeam_135x2(left = "XOOOOOO", middle = " () ", right = "OOX", height = AB_BEAM_HEIGHT) {
+module anybeam_135x2(left = "XOOOOOO", middle = " () ", right = "OOX", height = 1) {
   anybeam( [ left, [ len(left), 1, 45 ], middle, [ len(middle), 1, 45], right ], height );
 }
 
 //
 // Test beam that uses all features.
 //
-module anybeam_test(left = "XOOOOOO", middle = "O(-) ", right = 3, height = AB_BEAM_HEIGHT) {
+module anybeam_test(left = "XOOOOOO", middle = "O(-) ", right = 3, height = 1) {
   anybeam( [ left, [ len(left), 3, 45 ], middle, [ len(middle), 1, 45], right ], height );
 }