Durable LDB Bearing
Sealant on the bobbin and featuring the highest dustproof level IP6X
Sealant on the The groove outside of the bearing helps to circulate the oil
Recycle slot adds extra storage space for the oil
The shaft makes the oil flow by pumping it while spinning
Cooler Master 120mm Silencio FP fan combines sealed LDB bearings with quiet fan blades offering a long lifetime of quiet cooling.