Hex Hole Ball Bearing Set 4pcs. Mini 4WD Grade Up Parts Series
Hight Speed Gear Set (for MS Chassis) (Gear Rate 4:1) Mini 4WD Grade Up Parts Series
FRP Reinforcing Plate Set Mini 4WD Grade Up Parts Series
GP435 First Try parts Set (Mini 4WD)
19mm Alminum Ball-Race Rollers (Aero-Spoke Type) Mini 4WD Grade Up Parts Series