Anet A8 easily removeable 70mm fan holder

This mod is a remix of this removable fan but redesigned to fit a 70mm fan as my original fan broke. I used this models dimensions and instructions on how to cut down the heat sink etc I have included them here but I recommend looking at the pictures provided at this link.
https://www.thingiverse.com/thing:2326111
"This mod includes cutting down the extruder heatsink. My subjective observation are that the incresed airflow more than fully compensates for this and making the extruder run at le