Diatone Grasshopper 160 Protection

This protection for frame Diatone Grasshopper 160 from Banggood (http://www.banggood.com/Diatone-Grasshopper-160-G160-Carbon-Fiber-Quadcopter-Frame-Kit-w-BEC-Power-Distribution-Board-p-995924.html)
This protection can save your frame during crashes :)

Full source included. You can remix it - to make it more lightweight or more durable ;)