One Loose Bearing Ball 1/4 inch = 6.35mm Ceramic Balls ZrO2 G25 One Ball One Loose Ceramic Bearing Ball 1/4 inch 6.35mm G25 ZrO2 (zirconium Oxide), Ball is made of Ceramic ZrO2.

S608-2RS Ball Bearing Ultra-Light NYLON Cage ZrO2 Ceramic Balls Rubber Sealed 8mm x 22mm x 7mm S608-2RS Ball Bearing with Ceramic Balls with Rubber sealed and Nylon retainer inside them there are Zirconia fibers 7 Ceramic balls, 7 balls are made of Ceramic Zirconia fibers, each bearing has 2 Rubber seal to protect the bearing from dust or any possible contamination, this is self lubricated bearing.

UCP-204-12 Pillow Block Bearing Set Screw Type High-Center Height 3/4" inch Inner Diameter UCP-204-12 Pillow Block Bearing, UCP-204-12 is Set Screw Type High-Center Height, Inner Diameter is 3/4".

6000ZZ Shielded Ball Bearing With Ceramic Balls 10mm x 26mm x 8mm 6000ZZ Shielded Ball Bearing with Ceramic Balls, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, Bearing inner diameter is 10mm, Bearing outer diameter is 26mm and Bearing width is 8mm.

606ZZ Shielded Ball Bearing With Ceramic Balls 6mm x 17mm x 6mm 606ZZ Shielded Ball Bearing with Ceramic Balls, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, Bearing inner diameter is 6mm, Bearing outer diameter is 17mm and Bearing width is 6mm.

4 x 7 x 2.5 Ceramic Shielded Ball Bearing One Bearing 4 x 7 x 2.5 Ceramic Shielded Ball Bearing, Bearing is made of Chrome Steel, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, bearing is pre-lubricated with grease, Bearing inner diameter is 4mm, Bearing outer diameter is 7mm and Bearing width is 2.5mm.

SR2ZZ ABEC-5 Stainless Steel Ball Bearing With Ceramic Balls 1/8" x 3/8" x 5/32" SR2ZZ ABEC-5 Stainless Steel Ball Bearing with Ceramic Balls, this is a popular size that could be used in many fishing reels or any application that uses this size 1/8" x 3/8" x 5/32". Bearing is made of Stainless Steel, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, Ceramic Balls are the highest standard of balls that can make your bearing live at least 5 times more than any other bearing.

688ZZ Ball bearing Chrome Steel Ceramic Balls One Bearing 688ZZ Ball bearing Chrome Steel Ceramic Balls, 688ZZ is a popular size that could be used in many application that uses this size 8mm x 16mm x 5mm, bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearing is pre-lubricated with grease.

High Quality Midwest Handpiece Dental Bearing Straight:Ceramic:Stainless Steel:ABEC-7 Solid Si3N4 Ceramic Balls High quality and Speed Midwest Handpiece Dental Bearing ABEC-7 Bearing that fits most of the Midwest Handpiece applications. bearing is closed from one side and it is Stainless Steel bearing with solid SI3N4 Ceramic Balls, bearing is one side Metal shield, Bearing is made of Stainless Steel and has Solid Ceramic balls Si3N4 (Silicon Nitride), the cage is made of Torlon for lowest fricion and highest speed.

S608-2RS Sealed Ball Bearing with Silicon Nitride Ceramic (Si3N4) Balls S608-2RS Ball Bearing is regular section, double sealed, radial and deep groove ball bearings,S608-2RS bearing is made of chrome Steel with silicon nitride ceramic balls (SI3N4) and Nylon cage,S608-2RS bearing is closed with rubber seals to protect the bearing from dust or any possible contamination,S608-2RS bearing is sealed and self lubricated,the quality is set to EMQ (electric motor quality),S608-2RS bearing is lubricated with grease.