Screw-on endcap for Ratrig and OpenbuildsCan be purchased here:Green: http://ratrig.com/hardware/3d-printed-v-slot-end-cap-green-screw-on.htmlBlack: http://ratrig.com/hardware/3d-printed-v-slot-end-cap-black-screw-on.html
I'm a 3D printer and manufacturer operating out of Copenhagen, Denmark. I also provide design support and traditional manufacturing consulting. Read more at http://www.protoneed.com