For builders wanting reliable rotation and less drivetrain drag, the XRAY 940512 high-speed ball-bearings are a compact upgrade. These 5x12x4mm bearings are provided in pairs to suit common RC assemblies.
The rubber seals help keep contaminants out while the factory application of AeroShell Fluid 12 oil aids immediate smooth running. A denser arrangement of larger balls inside the cage enhances durability under repeated stresses.
Removable side covers allow straightforward cleaning and re-lubrication, helping you maintain peak performance with minimal effort after off-road or track sessions.
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