Editorial Review TRB RC 2pcs 10x19x5mm Precision High Speed Ball Bearing, Chrome Steel 52100 (GCr15) ABEC 3 with Rubber Seals. Part SKU# TRB-6800-2RS Chrome Steel 52100 (GCr15) ABEC 3 Races Hard Chrome Steel 52100 (GCr15) BallsRubber Seals to Help Fight Dirt Great Quality & Value For Applications Dimensions as follows: ID, OD, Width: 10x19x5mmThis Bearing Can be Used to Replace Part #:Traxxas # 4889Blade # BLH5556