The only drawback I could find:
The cables are not particularly long, which in enclosures such as the Antec Three Hundred (PSU is mounted at the bottom) can lead to problems.
Nevertheless 5 stars Now he is in lower speeds for good airflow.
The fan also came in the original packaging, with 4 screws and 2 "Arctic" stickers. (Should serve as a decision aid, because I was not sure myself whether mounting hardware is included.)