Freerun develop new high grade ABEC-5 5x10x4 clutch bell ceramic bearingsare made of AISI440C stainless steel races+Si3N4 ceramic balls, light oiled.Our ceramic lightning hybrid bearings come with top of the line Silicon Nitride Ceramic Balls, which are several times harder than steel and are virtually frictionless. Because Ceramic is impervious to heat there are no i…

2018 Freerun New Production--Turbocharger Ball Bearing UnitsCombination--By Double-Row Deep Groove Ball Bearing,Turbineshaft, Outer Ringsthere are different material for deep groove ball bearings for choosing.Advanced technologies and materials such asChromesteel, ceramic balls and reinforced cage design, help the unit resist high temperatures and speeds, ultimately e…

What we manufacturing: FreeRun FreeRun Co.,Ltd was specialized in exporting and producing miniature bearings ma de of fully hardned rolling bearing steel,Ceramic and carbon.The standard Range covers bea ring from 1—18mm bore and 3 to 45 mm outer diameter. In addition to this we also manufac ture special bearings regarding to customers’ design. Founded in 2010, it is…

What we manufacturing: FreeRun FreeRun Co.,Ltd was specialized in exporting and producing miniature bearings ma de of fully hardned rolling bearing steel,Ceramic and carbon.The standard Range covers bea ring from 1—18mm bore and 3 to 45 mm outer diameter. In addition to this we also manufac ture special bearings regarding to customers’ design. Founded in 2010, it is…