Product Overview
- High Speed Ball Bearings For Router Bits
- R188 Bearings Are Open Type For Easy Lubricating
- Bearing With Nylon Cage：Low Noise, Light Weight, It Can Effectively Extend The Service Life Of Bearings
- These Bearings Is Good For DIY Your Own Fidget Spinner Toys And Its 10 Steel Balls Allow For A Smoother And More Stable Spinning Experience.
- The set includes 50PCS R188 open bearings
