V 686 Gear protector V 1.0

I have look over the internet for a remplacement part... or at least a mod to protect my gears for my V686J fromWLtoys. It come with a propeller guard, but on my first crash i grinded the gears on concret. Those parts are cheap... but takes 3-4 weaks to deliver! So i desing this protector cap. It is my first attempt to desing from scratch a solution for a problem. The basic desing is a bit sketchy.. cause of my lack of knowledge of autocad. But the results are there! It fits snug. You can secure