Rostock Max Ball Joint Platform Blower Fan Duct (Undermount E3D)

Modified to suit the new SeemeCNC ball joint platform, with an E3d Hotend mounted beneath the platform. Length was shortened slightly, angles etc adusted.

Tested with these fans:
http://www.digikey.co.uk/product-detail/en/BFB0312HA-A116/603-1839-ND/5022815

Mounted with M3 dome head bolt, a little hard to get into place, but there's enough clearance to get a ball end allen key in.