Bgears b-Blaster 140mm 2 Ball Bearing High Speed Extreme Airflow Fan High speed 1800RPM 2 ball bearing long lifespan Airflow up to 103 CFM Include 3 pin to 4 pin Molex converter and 4 screws 12V DC fan, Black fan with no LED High speed 1800RPM 2 ball bearing long lifespan Airflow upto o 103 CFM Include 3 pin to 4 pin Molex converter and 4 screws 12V DC fan