Heavy Duty Metal Rear Cup Bearing Upgrade For One Tenth RC Cars Fits MJX 10303 10304 And Hyper Go Models Smooth Low Friction Race Precision Ground Durable Silver Alloy Axle Support Part

Heavy Duty Rear Cup Bearing Upgrade for 1/10 RC Cars
✔️ Drop-in rear cup bearing for MJX 10303,10304, Hyper Go, silver

This heavy duty rear cup bearing is a precision-ground metal upgrade designed for 1/10 scale RC cars. It drops directly into the stock cup housing on MJX 10303/10304 and Hyper Go models, delivering smoother rotation and reduced drag for faster, more reliable acceleration on tracks and during bashing sessions.

✅ High-strength hardened metal with precision-ground inner surfaces
✅ Polished raceway and tightly matched rolling elements reduce drag
✅ Drop-in replacement requires no pressing or special tools
✅ Silver alloy construction for durability and corrosion resistance
✅ Pack size: 1 bearing; compatible with MJX 10303/10304 and Hyper Go models

💡 What is a heavy duty rear cup bearing used for in 1/10 scale RC cars? This handy upgrade smooths the rear axle rotation and extends drivetrain life.

- Improves rear axle rotation to reduce friction and drag - Supports high-load operation during racing and jump runs - Provides a simple drop-in fit for stock cup housings - Helps protect drivetrain performance on MJX 10303/10304 and Hyper Go models ✝️