Black Ice HWL-R101 Nemesis GTS 120mm Radiator - Black 120 mm x 1 fan slim form factor two-pass radiator 16 FPI 25 Micron Copper Fins Now optimized for sub-800 rpm ultra-stealth fans Supercruise optimizations for scalable performance with higher speed fans 15% more tubing area in the same Black Ice GTS 120 form factor