About this 3D model

Bowden extruder for direct drive or with planetary gearbox. Designed for 1.75mm filament. It uses 608-ZZ skate bearing (8x22x7mm) for filament pressure. Optionally you can use MR105ZZ bearing (5x10x4mm) with motors with 5mm axis. This bearing goes to axis end. Motors with 8mm axis do not need bearing. Available in [PlanetCNC web shop](http://www.planet-cnc.com/index.php?page=shop&shop=parts).