DESCRIPTION
These are HG (High-Grade) ball bearings for use on Mini 4WD machines. Compared to standard ball bearings, they offer more precise components leading to even smoother rotation gears, axles, and more from your Mini 4WD car.
• HG 620 Ball Bearings x4
• Thickness: 2.5mm.
• Compatible with all Mini 4WD and Mini 4WD PRO cars except the Type 1 chassis.
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