FHBR201-8 Rubber Interliner Set Screw Locking 1/2" BearingThis item will be shipped within One Week Returns Subject to 15% restocking Fee FHBR201 8 Rubber Interliner Ball Bearing Set Screw Locking 1 2" Inch Inner Diameter FHBR201 8 conductive Rubber Interliner Ball Bearing, it uses to dissipate static, it reduces noise ans vibration, FHBR201 8 commonly assembled in pressed steel housings, bearing is narrow inner ring, Standard seal is RST tight riding, full cover, and metal shroud seals. FHBR201 8 Bearing