3RACING 3RB-6701-ZZ/2 Heavy Duty Double Shield Bearings 12x18x4mm  [3RB-6701-ZZ/2]

Compact Bearings Built for Tough Use

Small but vital, bearings determine how efficiently power moves through your model. The 3RACING Double Metal Shield Bearing 12 x 18 x 4 mm brings reliable rotation for frequent running and tougher tracks. It is aimed at owners who want fewer unscheduled rebuilds.

Protective Metal Shields

The dual metal shields defend the bearing interior from grit while maintaining low drag. They are engineered to balance protection and minimal rolling resistance.

Common Install Locations

These bearings fit wheel hubs, pinion shafts, and small gearboxes where compact dimensions and steady performance are needed. They work well across leisure and competitive setups.