X900 Tricopter Motor Mounts

I have had trouble with the X900 motor mounts breaking, and to replace them with the original pieces I needed to by an entire $30 kit which took forever to ship. So instead of wasting my money on something I could fix I fixed it. I believe these are much more durable than the previous motor mounts, however I have not yet tested their durability. All I know of now is that they fit very nicely on the tricopter maybe with a little sanding, but there is no need to purchase new motor screws because t