.

2 files changed, 5 insertions, 6 deletions

diff --git a/lasttretrad.scad b/lasttretrad.scad
index 55ef4a8..9b29705 100644
--- a/lasttretrad.scad
+++ b/lasttretrad.scad
@@ -19,7 +19,7 @@ module frame() {
     // cube([l, w, h]);
     translate([0, 0, -board_height - bed_height]) {
 	// front/back boards
-	for (pos = [-0.9, -0.4, 0, 0.4, 0.9])
+	for (pos = [-0.9, -0.4, 0.2, 0.55, 0.9])
 	translate([pos * (ltr_length - board_width)/2 - board_width + board_width/2, -ltr_width/2, 0])
 	cube([board_width, ltr_width, board_height]);
 
@@ -98,4 +98,4 @@ module lasttretrad(rot=0, suspension_depth=0) {
     powered_wheel(lr, suspension_depth=suspension_depth);
 }
 
-lasttretrad(30, 50);
+lasttretrad(30, 0);
diff --git a/wheel.scad b/wheel.scad
index 1ec0c5e..7c0be64 100644
--- a/wheel.scad
+++ b/wheel.scad
@@ -1,6 +1,6 @@
 // this is an approximation of a wheel; all measurements are *guessed*
 module wheel() {
-    r_rim=150;
+    r_rim=406.4/2; // 16"
     r_tire=15;
     r_hub=30;
     r_axis=5;
@@ -17,8 +17,7 @@ module wheel() {
     cylinder(r=r_hub, h=1, center=true);
 
     cylinder(r=r_axis, h=125, center=true);
-    
-    
+
     // spokes
     angular_step=360/8;
     for (angle = [0:angular_step:360])
@@ -26,7 +25,7 @@ module wheel() {
     for (dir = [-1,1])
     rotate(angle + side * angular_step/4)
     translate([r_hub - 1, -dir*4, side*r_tire])
-    rotate([0, 90 + side*8, dir*20])
+    rotate([0, 90 + side*5.5, dir*20])
     cylinder(r=1, h=r_rim - r_hub);
 }