Amazon.com: TRB RC 8x16x5mm Ball Bearings ABEC 3
TRB RC 10pcs 8x16x5mm Precision High Speed Ball Bearing, Chrome Steel 52100 (GCr15) ABEC 3 with Rubber Seals Blue. Part SKU# TRB-688-2RS-BU Chrome Steel 52100 (GCr15) ABEC 3 Races Hard Chrome Steel 52100 (GCr15) Balls
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