Parametric Utility Trailer Library

This is an OpenSCAD script for CNC routing a custom trailer bed and accessories for these cheap utility trailers:
http://www.amazon.com/Northern-Industrial-Utility-Trailer-40in/dp/B0000AX3YJ

Cut at http://lvl1.org on their ShopBot. If you don't have a large CNC check your local hackerspace.

Features:
- Extend front and back independent of trailer measurements
- Slots that line up with the trailer rail slots for sturdy accessory attachment
- Solid sides for strength and dirt
- Holed sides for ultimate flexibility with bungees
- Plywood hooks for hauling full sheets of plywood
- Sides and plywood hooks lock into trailer rails with standard quick release pins:
http://www.amazon.com/Koch-4021671-Square-Locking-3-Inch/dp/B005ZCW55G
- Evenly spaced holes around all edges for bungees
- Countersunk tie downs for ratchet straps:
http://www.amazon.com/Grip-822640-Pack-Surface-Mount/dp/B0151R3JBS
- Holes for motorcycle chocks:
http://www.amazon.com/Motorcycle-Wheel-Scooter-Tra