This is the digital download and component kit for the holder. It is an easy center roll for the lostboyslab Reflow recycled filament rolls. With this component kit and download in various 3D CAD format you can modify this center holder to fit other 3D filaments, add you own logo and use your own favourite material to print it with. The component kit comes with two rollbearings from SKF and in the center is a carbon fibre rod. The center roll can be used together with our side mega stand LBL0033 or our mega brackets LBL0051. The component kit incl 2 Rollbearing SKF 624 (2RS), 8 Supermagnets disc round 8x3mm and 4 mm Carbon fibre rods cut in suitable lengths.