Home Slickdeals be quiet! 250W TDP Dark Rock Pro 4 CPU Cooler with Silent... Slickdeals be quiet! 250W TDP Dark Rock Pro 4 CPU Cooler with Silent Wings – PWM Fan – 135 mm $69.9 By ARCOM - 21 November 2018 187 0 SHARE Facebook Twitter Go to the deal page: be quiet! 250W TDP Dark Rock Pro 4 CPU Cooler with Silent Wings – PWM Fan – 135 mm $69.9