Handle bar extention for Croozer

I recently bought a Croozer so I can go running with my youngest.
(a Croozer is a 'stroller' you can also use a jogger-cart and bike-trailer)

Unfortunately I am quite long and found that my feet hit the back bumper when walking/running.So I lengthened the handlebar with a 15mm pipe and used 3D printed parts to make it fit and to have a nice finish. I also uploaded the solidworks files, if you want to change something. I printed with 100% infill.

I would like to point out, that NO plastic