These are rubber sealed ball bearings, which offer smooth rotation, great precision of attachment and even simplified maintenance.
• 1050 (3mm Thick) Sealed Ball Bearings x2
• Applications consist of Tamiya R/C models with dual cardan joint shafts excluding Item 42363 (Axle Shafts for TRF420 Double Cardan Joint Shafts (2pcs.)).
• Using ball bearings in place of synthetic and metal bearings provides more effective rotation and better components setup.
• These ball bearings employ blue rubber seals in place of metal ones – this enables one to open the bearings to wash and work on them. Blue rubber seals additionally greatly aid in preventing debris entering the race roller.
• Low-viscosity oil is employed to lubricate the interior workings.
• occasionally perform upkeep including including oil; after crashes, checking bearing movement is advised.