This is a replacement set of two rubber shielded ball bearings made for RC vehicles. They measure 15 mm inner diameter, 21 mm outer diameter, and 4 mm thick offering smooth rotation and reduced friction during use. The rubber shields help keep out dirt water and dust while holding in lubrication so the bearings last longer and require less maintenance. These bearings are precision made for a consistent fit and secure assembly in compatible ARRMA models.
Includes
2 x Ball Bearing 15 x 21 x 4mm
Features
Premium ball-raced bearings for ultra-smooth operation in all conditions - Precision manufactured for fast and easy fit and consistent servicing - Manufactured to consistent tolerance for safe and secure assembly - High-quality rubber shields for enhanced protection against the elements - Keeping dirt, water, and dust out, and lubrication in, means more time bashing and less time wrenching