Replace those loose and gritty swingarm bearings with a DirtyBike off road rubber sealed bearing kit.
NOTE: Swingarm bearings can not be pressed through the swingarm. The inside bearings must be removed from the inside and the outside bearings must be removed from the outside.
Find the removal tool Here!
Kit includes four precision deep groove sealed bearings and fits all Surron Light Bee and Segway X260/160 rear fork.