Accu-Chek Insight Belt Clip

I designed this as a replacement for the official clip that has been out of production for some time. Mine broke, a problem known to Roche who don't seem in a hurry to correct it.
There are 2 parts as per the original but mine is a bit thicker in the weak spot.
Let me know if there's a problem still & I'll beef it up a bit.
The spring clip will need printing on it's side as per the photo so that the layers run along it then they are not in shear when it flexes.
I use this clip too to hang m