2X(30Pcs Sealed Bearing Kit for 1/14 Truck Tractor Trailer Semi Grand4010

(Suitable for: for 1/14 Truck Tractor Trailer Semi Grand Knight Hauler. 26 x Bearing(5 x 11 x 4mm). Deep Groove Ball Bearings. Widespread bearing, economic and standard. 4 x Bearing(6 x 12 x 4mm)). Less Friction, Higher Speeds and Durability.