Mousetrap Car — 7 Improvements Over Thingiverse Original

Overview

The 7 Improvements

1. Optimized axle bearing geometry — reduces friction
2. Revised wheel hub — snaps on without glue
3. Printable spring tensioner arm with adjustable throw
4. Wider wheelbase for straight-line tracking
5. Printable string anchor — no metal hook needed
6. Reinforced lever arm (original snapped under tension)
7. Modular nose weight for CG adjustment

Print Settings

• Printer: Bambu A1 Mini with AMS
• Filament: Bambu PLA Matte
• Layer height: 0.2mm
• Infill: 15% gyroid

Results

Files