S6806-2RS Bearing 30x42x7 Si3N4 Ceramic Premium ABEC-5 Ball Bearing nippon nb SWF32 NB 2" Bore linear

SWF32 NB 2" Bore linear motion ball bushings/bearings

Clearance: C3

22318EXW33 Spherical Roller Bearing

the Inner Diameter is 12mm

S6806-2RS Bearing 30x42x7 Si3N4 Ceramic Premium ABEC-5 Ball Bearing nippon nb SWF32 NB 2" Bore linearS6806 2RS Sealed Ball Bearing Premium ABEC 5 Quality with Si3N4 Ceramic Balls (Silicon Nitride) 30mm x 42mm x 7mm S6806 2RS Sealed, radial and deep groove ball bearing,bearing is made from stainless steel with Ceramic Balls (Si3N4) and Nylon cage,S6806 2RS bearing is closed with rubber seals to protect the bearing from dust or any possible contamination,S6806 2RS bearing is sealed and self lubricated,the quality is set to EMQ (Premium ABEC 5 quality)