3RACING Double Metal Shield Bearings 12x18x4mm (10 pcs) - 3RB-6701-ZZ/10 Off-Road Friendly Bearings  [3RB-6701-ZZ/10]

Upgrade Drivetrain Smoothness with 3RACING Bearings

The 3RACING Double Metal Shield Bearings 12x18x4mm (10 pcs) - 3RB-6701-ZZ/10 are aimed at hobbyists wanting improved rotation in service items. At 12 x 18 x 4 mm, these bearings fit many hubs and small gearboxes to cut rolling resistance and stabilize handling.

Double Shields for Better Contamination Control

These bearings use two metal shields to limit dust and grit intrusion while still allowing easy rotation. The shields help preserve bearing integrity during routine running on varied surfaces.

Typical Install Locations

Ideal uses include wheel hubs, gear carriers, and pulley systems that accept 12 x 18 x 4 mm bearings. Verify your model's bore and shaft tolerances before swapping bearings to ensure a snug fit.