StarTech.com 90x25mm High Air Flow Dual Ball Bearing Computer Case Fan w/ TX3 (FAN9X25TX3H), Black 90x25mm TX3 - High Air Flow

This 9.25cm x 9.25cm x 25mm (2600 RPM) computer case fan helps prevent computer systems from overheating, thereby increasing efficiency and stability. Featuring a TX3 motherboard connection, the FAN9X25TX3H is a high-performance way to avoid overheating and system failure.