Helion HLNA0120 5x10x4mm Metal Shield Bearings (2)

The Helion 9951192 bearing set includes two metal-shielded 5x10x4mm ball bearings. Designed for smooth rotation and dependable service in RC applications, the metal shields help protect against dust and debris while maintaining low rolling resistance.

Each bearing measures 5 mm (inner diameter) x 10 mm (outer diameter) x 4 mm (width), making them a practical replacement wherever this size is specified. Suggested compatibility includes a variety of RC models that call for 5x10x4mm bearings; please check your vehicle manual or parts list to confirm sizing before fitting.

Key Specifications

• Size: 5x10x4mm (ID x OD x W)
• Type: Metal-shielded ball bearings
• Quantity: 2 pieces
• Helion reference: HLNA0120 / 9951192