TRB RC 10pcs. 2x5x2.5mm Precision High Speed Ball Bearing. Chrome Steel 52100 (GCr15) Races with Chrome Steel Balls, No Contact Metal Shield.
Part SKU# TRB-MR52-ZZ

Chromium Steel Races
Chrome Steel Balls
Low Torque Start Up

Dimensions as follows: ID, OD, Width: 2x5x2.5mm

This Bearing is Compatible with Part #:
Losi: LOSB1728
Blade: BLH1666
Align: AGNH1158, HS1033T
E-Flite: EFLH1666