Board
1 x Pololu A4988 stepper driver http://s.aliexpress.com/JJfMf2im
1 x ULN2003A http://s.aliexpress.com/JBfAJ3eY
2 x 47UF 35v low ESR
2 x 10uf 5v capacitor
2 x 100 ohm variable resistors

Electronic
1 x Raspberry Pi 2
1 x Power adapter for the Pi
1 x Pi WiFi dongle
1 x Official Pi camera 5Mp (version 1) http://s.aliexpress.com/RzyUfeMj
2 x 3.3V line laser http://s.aliexpress.com/
1 x Nema17 stepper motor http://s.aliexpress.com/3muURNvM

Hardware
43 x M3x10mm flat head screws (Bag A)
73 x M3 hex nuts (Bag B)
34 x M3 washers (Bag C)
31 x M3 14mm round head or socket cap screws (Bag D)
4 x M2.5x10 flat head screws (Bag E)
4 x M2.5 jam nuts (Bag F)
4 x M3x20mm flat head screws (Bag G)
4 x M2.5 washers (Bag H)

I still have troubles in finding the Electronics board and the high friction turntable linear.

Is there a more documented bill of materials ? Or do you know references or Aliexpress products that fits ?

Thanks for your help