R188 Full Ceramic Bearing 1/4" x 1/2" x 1/8" - Miniature square work with Roller Hockey Rollerblades

work with Roller Hockey Rollerblades Too

the NU207EG inner diameter is 35mm

tight spaces

the NJ220MY inner diameter is 100mm

R188 Full Ceramic Bearing 1/4" x 1/2" x 1/8" - Miniature square work with Roller Hockey RollerbladesR188 Full Ceramic Ball Bearing 1 4" ID 1 2" OD 1 8" Width The R188 full ceramic bearing is built with zirconia (ZrO) balls and races, paired with a PTFE cage for ultra low friction. Its a top choice for high speed, non magnetic, or corrosive environments where standard metal bearings cant keep up. Pack size: 1 bearing Size: 1 4" x 1 2" x 1 8" Type: Full ceramic deep groove bearing Balls: Zirconia ceramic (ZrO) Races: Zirconia ceramic (ZrO) Cage: PTFE