Koolance Copper High Flow Radiator, 2x140mm 30-FPI Copper [no nozzles], The copper core HX-CU-1402V is designed for two 140mm fans. With a high fin density of 30 FPI (fins per inch), it offers best performance at higher air flow. Vertical (perpendicular) G 1/4 BSP threaded nozzle sockets, dual pass, 30mm (1.18") long mounting screws included.