Dynatron B13 Cooling Fan/Heatsink - 2.36" Maximum Fan Diameter - 1 x Fan(s) - 303.7 gal/min Maximum Airflow - 7000 rpm - Air Cooler - Dual Ball Bearing - Pin1- (-), Pin2- (+), Pin3- (Techometer/Signal output), Pin4- (PWM)

$51.99/each

$51.99/each