520/620 Bearing Super Smooth Bearing Idle Tens of Seconds Hardware Custom Parts for RC Tamiya Mini 4WD Racing Car Model

520/620 Bearing Super Smooth Bearing Idle Tens of Seconds Hardware Custom Parts for RC Tamiya Mini 4WD Racing Car Model

520 bearings size 2*5*2.5mm

620 bearings size 2*6*2.5mm

520/620 Bearing Super Smooth Bearing Idle Tens of Seconds Hardware Custom Parts for RC Tamiya Mini 4WD Racing Car Model