High Performance Miniature Deep Groove Ball Bearings, Widely used in RC Cars Trucks Crawlers Dones, Skateboards, Inline Skates, Scooters, etc. (Pls Check size for compatibility)
Dimensional tolerance inspection for optimum assembly.
Material - Manufactured by bearing steel for durability and resistance to rust, corrosion and deformity under heavy loads, and is Shields on both sides keeping lubricant in and contaminants out.
With High quality grease lubrication, which support a Higher revolutions per minute (RPM), Over 20000RPM, allowing you to reach top speeds for extended periods of time.
Genuine AllinRC Products,Exquisite workmanship & Durable,Buy with Confidence,Friendly Customer Service.