15x21x4mm TRB RC Precision Ball Bearings ABEC 3 Rubber Seals (10) 6702-2RS-BU;

TRB RC 10pcs. 15x21x4mm Precision High Speed Ball Bearing, Chrome Steel 52100 (GCr15) ABEC 3 with Rubber Seals Blue.
Part SKU# TRB-6702-2RS-BU

Chrome Steel 52100 (GCr15) ABEC 3 Races
Hard Chrome Steel 52100 (GCr15) Balls
Rubber Seals to Help Fight Dirt
Great Quality & Value For Applications

Dimensions as follows: ID, OD, Width: 15x21x4mm

This Bearing Can be Used to Replace Part #:
Axial: AXA1243
Arrma: AR610018
Losi: LOSA6944
Mugen: E0601
Team Associated: 89162