If you want improved service life and cleaner operation, the double metal shield bearing 3RB-R1038-ZZ/2 is a straightforward upgrade. Sized at 3/8 x 5/8 x 5/32 inches, these bearings resist dust and contaminants to keep wheel and drivetrain parts turning smoothly.
The double-shield construction increases resistance to wear and lowers friction, which helps components stay efficient under frequent use. That reliability matters when you push your model hard or run long sessions.
These bearings are compatible with many common RC assemblies and can be installed without machining or special adapters.
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