... is composed of a double sealed ball bearing installed in a special housing.The spherical fit of the outside diameter of the insert bearing and the inside diameter of ... ,UCFC217,UCFC218SBPFL200series:SBPFL201,SBPFL201-8,SBPFL202,SBPFL202-9,SBPFL202-10,SBPFL203,SBPFL203-11,SBPFL204,SBPFL204- ... ,SBPFL208-25SBPP200series:SBPP201,SBPP201-8,SBPP202,SBPP202-9,SBPP202-10,SBPP203,SBPP203-11,SBPP204,SBPP204- ...