Openbuilds cover head

Print without support.
Are needed:
Fan
30x30x10 http://www.tme.eu/pl/details/ha30101v3-a99/wentylatory-dc-12v/sunon/ha30101v3-000u-a99/
40x40x20 http://www.tme.eu/pl/details/mb40201vx-a99/wentylatory-dc-12v/sunon/mb40201vx-000u-a99/

Extruder
http://www.aliexpress.com/item/1-set-MK8-extruder-aluminum-block-DIY-kit-Makerbot-dedicated-single-nozzle-extrusion-head-aluminum/32371229092.html

E3DV6 Extruder Radiator
http://www.aliexpress.com/item/E3D-V5-V6-Extruder-Radiator-For-Long-Short-Range-All-Metal-Heat-Sink-For-1-75mm/32488004987.html

1.75mm M6X26 Thread
http://www.aliexpress.com/item/New-Arrival-High-Standard-N1V-Reprap-3D-Printer-Extruder-Accessory-1-75mm-M6X26-Thread-Nozzle-Throat/32605605726.html

Screw
M3/16
M4/10
M5/10
M5/45
Sheet metal screws
v slot Precision shim http://www.aliexpress.com/item/v-slot-Precision-shim-stainless-steel-50pcs-per-bag-size-8-5-1-openbuild-machine-M5/32623096567.html?spm=2114.30010308.3.97.v2mfS6&s=p&ws_ab_test=searchweb201556_8