Editorial Review TRB RC 10pcs 3/16x3/8x1/8" Precision High Speed Ball Bearing, Chrome Steel 52100 (GCr15) ABEC 3 with Rubber Seals. Part SKU# YEL-R166-2RS 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: 3/16x3/8x1/8"This Bearing Can be Used to Replace Part #:Team Associated: 3977, 6906Duratrax: C1423, DTXC1425Losi: LOSA6903, LOSA6916