Editorial Review TRB RC 10pcs 1/4x3/8x1/8" Flanged Precision High Speed Ball Bearing, Chrome Steel 52100 (GCr15) ABEC 5 with Hybrid Seals, Each Bearing Contains 1 Low Contact Rubber Seal, 1 No Contact Metal Shield. Part SKU# TRB-FR168-RZx10ABEC 5 Precision Chromium Steel Races Hard Chrome Steel 52100 (GCr15) BallsRubber Seal to Face Dirt Side Dimensions as follows: ID, OD, Thickness: 1/4x3/8x1/8"This Bearing Can be Used to Replace Part #:Team Associated: 897