Next Generation Of Sickleflow Fans SickleFlow 120, a new series of the CoolerMaster Fan family, provides a specific air cooling solution ideal for CPU coolers and chassis in-take fans. Optimized blade design with updated curve that improves air flow and air pressure. Enhanced frame structure, reducing turbulent flow and noise and increasing overall work efficiency. Sealed and secured fan bearing, preventing dust and lubricating oil leakage while increasing the fan’s operation stability and life span. Enhanced Fan Frame Enhanced frame structure, reducing turbulent flow and noise and increasing overall work efficiency. New Bearing Sealant Improve dustproof properties as well as prevent sleeve lubricant from leaking. New Blade Design Optimized blade design with updated curve that improves air flow and air pressure.