Cheap si3n4, Buy Quality si3n4 ceramic directly from China complement 1 Suppliers: Free Shipping CE6006 SI3N4 FC ABEC3 30x55x13 SI3N4 Full Ceramic Bearings Full Complement
Model6006 si3n4 SIZE(mm)d 30D55B13Net Weight:0.05kgsMaterialsi3n4Deliverydate3-7 Days Product display picturesProduct packaging pictures