The SilverStone SF140B Shark Force Performance Enhanced 140mm PWM Fan is a high-quality computer case fan designed for optimal airflow and cooling performance. With a sleek black design and fluid bearing type, this fan operates quietly and efficiently at up to 2200 RPM with a maximum airflow volume of 120 CFM. Made with durable polycarbonate fan blades and a PBT frame, this fan is built to last and withstand high temperatures. Perfect for enhancing the cooling system in your computer case, the SilverStone Shark Force 140 fan is a reliable choice for improved system performance.