Evercool EC6015SH12BP 60mm x 15mm Hi-Speed Dual Ball Bearing PWM 4 Pin Fan Model: EC6015SH12BP Dimensions: 60mm x 60mm x 15mm Noise: 18.2- 38.9 dBA Speed: 2000-6000 rpm Bearing: Double Ball Bearing Includes 4 Pin PWM to 4 Pin Molex Adapter + Mounting Screws