Those parts ore compatible with Scalar Family 3D printers and AllInOne Hot end . This hot end can be found here: http://hotends.fr/
There are 3 parts:
1-Scalar - AllInOne_Base _v2.stl the base part that can be fixed on the X carriage
2-Scalar - AllInOne_Block_inductor_v2.stl the inductor block, capable of holding inductive probe
3-Scalar - AluHotEnd_Top.stl: the top part that can accept a Pneufit connector with 1/8" thread
2016.03.03: Hot end top (pneufit holder) has been updated with wider screw holes
2015.12.12: Added some holes to help airflow to go through hotend heatsink
2015.12.09: Add blower fan support
2015.11.25: Increase side holes for screws, they were slightly too tight.
Have a great printing experience!
3D Modular Systems
Evolutive 3D Printers