These high-quality Rubber Shielded Ball Bearings make an ideal replacement part for your ARRMA vehicle.

• 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

• Inside diameter: 15mm

• Outside diameter: 21mm

• Thickness: 4mm

• Ball Bearing 15x21x4mm 2Pcs