They're rubber sealed ball bearings, that offer smooth rotation, great precision of attachment and also simplified maintenance.
• 1060 Sealed Ball Bearings x2
• Applications include F104 chassis engine mount backside shaft area.
• utilizing ball bearings rather than plastic and steel bearings gives more effective rotation and better components setup.
• These ball bearings employ blue plastic seals instead of metal ones – this permits one to open up the bearings to completely clean and work on them. Blue plastic seals additionally greatly aid in preventing debris going into the battle roller.
• Low-viscosity oil is employed to lubricate the interior workings.
• Periodically perform maintenance including including oil; after crashes, checking bearing movement is recommended.