BEARINGS: Why should I choose the Ceramic bearings?

You should choose Ceramic bearings if you're looking for the fastest and highest quality bearings. They feature a High Density Ceramic Balls - Precision made, Hot Isostatic Pressure Sintered (HIPS) Silicon Nitride ceramic balls are super-fast, smooth rolling, and durable for extended use. Also, the case doubles as a bearing cleaning unit by following the included instruction sheet and includes 8 extra replacement shields.