Remixed Clips and Plug for LED Riser Modular

Made some small remixes. The plug received a cable hole, so I can route the usb cable to the outside, and still plug the hole. The small clamps got modified, so there is now a little piece to lightly press on the led strip. I had the problem that the adhesion of the strip wasn't so good one some part. And i reduced the width to 5mm from 10mm. I removed infill and top/bottom surfaces. And printed with 1 and 2 walls. With 1 wall was very light and flexible, but still resistant. It was holding