min_wall = 3;
-rivet_posn = 6.0 + 0.6;
+rivet_posn = 6.0 + 0.1;
rivet_thick = 1.67;
rivet_width = 4.15 + 1.0;
rivet_tall = 5.51 + 1.49;
side_rivet_gap = 1.5;
inside_rivet_gap = 1.5;
-bayo_interf = 0.85;
+bayo_interf = 0.44;
bayo_behind = 3.5;
bayo_interf_width = 2.0;
bayo_interf_slope = 0.5;