3RACING 4x10x4mm Double Sealed Bearings 2 pcs - 3RB-MR104-2RS-2  [3RB-MR104-2RS-2]

Small Bearings Built for Active Use

For hobbyists who push models across rough ground, the 3RACING Double Rubber Seals Bearing 4x10x4 mm helps maintain rotation under dirty conditions. The pair is a common replacement size for many small vehicles.

Sealed Against Dirt and Grit

The twin rubber seals reduce contaminant entry so the rolling elements stay cleaner for longer. That helps save time on maintenance after off-road sessions.

Compact and Multiuse

These 4x10x4 mm bearings suit a range of small hubs and gearbox outputs, making them useful for routine servicing and straightforward upgrades where space is limited.