-40%
3/16x1/2x3/16 Ceramic Ball Bearing - R3 Ceramic Bearing - R3 Ball Bearing
$ 4.21
- Description
- Size Guide
Description
World Champion ACER Racing 3/16x1/2x3/16 Ceramic Ball Bearing. This is a 3/16x1/2 inch ceramic ball bearing also known as a size R3 ball bearing. Diamond polished Silicon Nitride (Si3N4) Balls, HSR cage technology and sealed on both sides. Lubricated with lightweight and 100% synthetic ACER Racing SIN Oil instead of thick grease for super fast and super smooth action.Perfect for many applications, also is a direct performance upgrade for TrackStar V2 motor bearings