Quantity   Component name
2 × nema 17 stepper motor http://www.banggood.com/JKM-NEMA17-Hybrid-Stepper-Motor-2-Phase-1_8-For-CNC-Router-p-936557.html
2 × h-bridge http://www.banggood.com/2Pcs-L298N-Dual-H-Bridge-Stepper-Motor-Driver-Board-For-Arduino-p-948146.html
2 × bearing for plummet adjustment
2 × 3d printed gondola suspension https://www.tinkercad.com/things/10L7AdlkWGG
2 × bearing for gondola suspension https://www.amazon.de/Kugellager-Industriequalit%C3%A4t-DIN625-1-Pr%C3%A4zsionskugeln-Innendurchmesser/dp/B01LZIAEV9/ref=sr_1_4?ie=UTF8&qid=1475496399&sr=8-4&keywords=kugellager+15+mm+innendurchmesser
4 × bolt nut protection cap white m5 http://www.ebay.de/itm/400888021380?_trksid=p2060353.m2749.l2649&var=670509233405&ssPageName=STRK%3AMEBIDX%3AIT
2 × 3d printed penholder https://www.tinkercad.com/things/84e3uatMqlv
1 × aluminum tube anodized 12mm http://www.cncshop.at/index.php?a=11014
1 × aluminum tube anodized 15mm http://www.cncshop.at/index.php?a=11016
1 × official pi 3 usb power supply https://www.amazon.de/gp/product/B01F5IA84O/ref=oh_aui_detailpage_o01_s00?ie=UTF8&psc=1
6 × Neodym magnets 2x3 mm http://www.ebay.de/itm/170647405374?_trksid=p2060353.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT
2 × jack sockets 3.5 mm https://www.conrad.at/de/klinken-steckverbinder-35-mm-buchse-einbau-vertikal-polzahl-3-stereo-schwarz-lumberg-klb-4-1-st-738619.html
1 × raspberry pi 3 https://www.amazon.de/Raspberry-Pi-3-Model-B/dp/B01CEFWQFA/ref=sr_1_3?ie=UTF8&qid=1475496837&sr=8-3&keywords=pi+3
3 × meters wired jack plugs https://www.conrad.at/de/klinke-audio-anschlusskabel-1x-klinkenstecker-35-mm-1x-klinkenstecker-35-mm-3-m-weiss-supersoft-ummantelung-speaka-professional-989263.html
1 × 3d printed servotrigger https://www.tinkercad.com/things/bgViNBUXBA6
2 × 3d printed stepper case https://www.tinkercad.com/things/auOMg6jEHJa
2 × 3d printed stepper case cover https://www.tinkercad.com/things/c1i3urhuV1I
1 × 3d printed gondola servo mount https://www.tinkercad.com/things/jaVjQGJXic5
1 × 3d printed gondola servo mount base https://www.tinkercad.com/things/jm4zmn921TQ
1 × 3d printed pen travel mount https://www.tinkercad.com/things/4eozBHe2hfQ
1 × 3d printed pen mount https://www.tinkercad.com/things/hEYc6J9kqc4
1 × micro servo https://www.amazon.de/Servo-Arduino-Raspberry-SG90-Servomotor/dp/B01N55NIGH/ref=sr_1_6?ie=UTF8&qid=1483977802&sr=8-6&keywords=servo
1 × Case Frequency Control / Crystalshttps://www.amazon.de/gp/product/B00M8ZEIW6/ref=oh_aui_detailpage_o07_s00?ie=UTF8&psc=1
2 × 3D printed plumb case https://www.tinkercad.com/things/2mGHsUsDLGq
1 × heatsink Electronic Components / Misc. Electronic Componentshttps://www.amazon.de/gp/product/B00ILK6DMA/ref=oh_aui_detailpage_o07_s00?ie=UTF8&psc=1
8 × timing belt https://www.amazon.de/gp/product/B00U6TI930/ref=oh_aui_detailpage_o04_s00?ie=UTF8&psc=1
2 × toothless timing belt pulley https://www.amazon.de/gp/product/B01F8N6UZ2/ref=oh_aui_detailpage_o02_s01?ie=UTF8&psc=1
2 × 20 teeth timing belt pulley https://www.amazon.de/gp/product/B01E5DKYJY/ref=oh_aui_detailpage_o02_s00?ie=UTF8&psc=1
2 × gt2 20 teeth https://www.amazon.de/gp/product/B01E9TNKZE/ref=oh_aui_detailpage_o01_s00?ie=UTF8&psc=1
2 × 3d printed plummet adjustment https://www.tinkercad.com/things/eSEyZ7e4V0I