Nema 17 bowden extruder 8 years Other 1777 738 Printable interlocking 8 years Toys 1449 608 Glowing lovable google 8 years Other 1812 802 Hollow universal joint 8 years Other 1620 698 Geared peristaltic quic 8 years Printers 1843 717 Yarb! yet another ramp 8 years Printers 1624 772 Wade's geared nema 17 e 8 years Other 1670 761 Openscad rocket 8 years Other 2077 795 Deeemm 3dr repetier fir 8 years Home 1774 732 Print competition voron 8 years Miniatures 2052 752 Screwless megaspool 8 years Other 2207 741 Yet another low-cost le 8 years Printers 1392 736