R188 Bearing in Ceramic Hybrid or Stainless Steel, 10-ball

Replacement bearings for your R188 fidget spinners and toys.  Stainless Steel or Chrome races to prevent rust Available with Si3N4 Ceramic, Stainless Steel, or Chrome balls Uses 10-balls inside the bearing, which is the preferred configuration in bearings for high-end spinners in the industry 1/4" x 1/2" x 3/16"  HIGH VELOCITY vs STANDARD vs ZENSPIN BEARINGS High Velocity V2 versions feature less metal in the retainer around the ball bearings, which allows for less friction, and thus longer and faster spins. Standard versions feature a typical wave retailer around the ball bearings. Zenspin bearings optimize for elimination of noise, and provide the smoothest and quietest spin experience ("zen"). Featuring a nylon cage and retainer with Chrome construction for an ultra smooth and near-noiseless spin.