Edit RC10B4 Ball Bearing Set
Edit, the optional parts maker, have announced the release of this new bearing set for the Team Associated RC10B4. These bearings are better than the stock bearings that come in the stock kit, allowing you to see a difference on the track and at the workbench. ABEC 3 (ISO Class 6) rated, these bearings are of a higher precision than most manufacturers standard bearings with tighter tolerances for fit.
Source: Edit [rc-edit.com]